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/gj2007.c.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:54:25,178 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:54:25,180 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:54:25,198 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:54:25,198 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:54:25,200 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:54:25,201 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:54:25,207 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:54:25,209 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:54:25,210 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:54:25,214 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:54:25,214 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:54:25,215 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:54:25,216 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:54:25,222 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:54:25,223 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:54:25,224 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:54:25,226 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:54:25,232 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:54:25,235 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:54:25,236 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:54:25,238 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:54:25,240 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:54:25,241 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:54:25,241 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:54:25,244 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:54:25,245 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:54:25,246 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:54:25,249 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:54:25,250 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:54:25,250 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:54:25,251 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:54:25,251 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:54:25,251 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:54:25,255 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:54:25,256 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:54:25,256 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 [2018-09-30 11:54:25,280 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:54:25,280 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:54:25,281 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:54:25,281 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:54:25,282 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:54:25,282 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:54:25,282 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:54:25,282 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:54:25,283 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:54:25,283 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:54:25,283 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:54:25,283 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:54:25,283 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:54:25,284 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:54:25,284 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:54:25,284 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:54:25,284 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:54:25,284 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:54:25,285 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:54:25,285 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 11:54:25,285 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:54:25,285 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:54:25,286 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:54:25,286 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:54:25,286 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:54:25,286 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:54:25,287 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:54:25,287 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:54:25,287 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:54:25,287 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:54:25,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:54:25,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:54:25,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:54:25,374 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:54:25,375 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:54:25,376 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gj2007.c.i_4.bpl [2018-09-30 11:54:25,376 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gj2007.c.i_4.bpl' [2018-09-30 11:54:25,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:54:25,440 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:54:25,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:54:25,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:54:25,442 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:54:25,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:25" (1/1) ... [2018-09-30 11:54:25,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:25" (1/1) ... [2018-09-30 11:54:25,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:54:25,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:54:25,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:54:25,483 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:54:25,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:25" (1/1) ... [2018-09-30 11:54:25,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:25" (1/1) ... [2018-09-30 11:54:25,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:25" (1/1) ... [2018-09-30 11:54:25,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:25" (1/1) ... [2018-09-30 11:54:25,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:25" (1/1) ... [2018-09-30 11:54:25,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:25" (1/1) ... [2018-09-30 11:54:25,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:25" (1/1) ... [2018-09-30 11:54:25,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:54:25,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:54:25,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:54:25,504 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:54:25,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:54:25,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:54:25,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:54:25,795 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:54:25,795 INFO L202 PluginConnector]: Adding new model gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:54:25 BoogieIcfgContainer [2018-09-30 11:54:25,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:54:25,796 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:54:25,796 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:54:25,808 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:54:25,808 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:54:25" (1/1) ... [2018-09-30 11:54:25,822 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 11:54:25,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:25,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 11:54:25,858 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 11:54:25,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:54:25,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:25,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:26,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:26,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-30 11:54:26,307 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-30 11:54:26,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:54:26,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:26,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:27,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:27,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-30 11:54:27,009 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-30 11:54:27,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:54:27,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:27,055 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:27,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:27,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-09-30 11:54:27,536 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-09-30 11:54:27,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 11:54:27,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:28,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:28,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-30 11:54:28,423 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-30 11:54:28,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:54:28,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:28,505 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:28,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-09-30 11:54:28,895 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-09-30 11:54:28,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 11:54:28,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:29,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-30 11:54:29,338 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-30 11:54:29,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:54:29,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:29,434 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:29,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:29,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-09-30 11:54:29,862 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-09-30 11:54:29,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 11:54:29,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:29,950 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:31,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:31,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-30 11:54:31,058 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-30 11:54:31,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:54:31,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:31,184 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:32,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:32,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-09-30 11:54:32,185 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-09-30 11:54:32,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 11:54:32,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:32,384 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:33,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:33,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-30 11:54:33,637 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-30 11:54:33,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:54:33,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:33,728 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-09-30 11:54:34,128 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-09-30 11:54:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 11:54:34,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:34,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:34,243 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:35,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:35,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-30 11:54:35,097 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-30 11:54:35,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:54:35,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:35,193 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:35,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:35,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-09-30 11:54:35,759 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-09-30 11:54:35,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 11:54:35,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:35,922 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:36,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:36,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-30 11:54:36,503 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-30 11:54:36,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:54:36,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:36,777 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:37,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:37,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-09-30 11:54:37,292 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-09-30 11:54:37,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:54:37,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:37,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:37,559 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:38,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:38,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-30 11:54:38,497 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-30 11:54:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:54:38,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:38,621 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:39,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:39,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-09-30 11:54:39,666 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-09-30 11:54:39,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:54:39,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:39,901 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:40,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:40,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-30 11:54:40,465 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-30 11:54:40,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:54:40,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:41,179 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:41,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:41,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 62 states and 63 transitions. [2018-09-30 11:54:41,815 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-09-30 11:54:41,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:54:41,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:41,954 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:42,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:42,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-30 11:54:42,775 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-30 11:54:42,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:54:42,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:42,970 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:43,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:43,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 68 states and 69 transitions. [2018-09-30 11:54:43,847 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2018-09-30 11:54:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 11:54:43,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:43,964 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:44,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:44,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-30 11:54:44,754 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-30 11:54:44,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 11:54:44,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:45,318 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 0 proven. 737 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:45,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:45,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 74 states and 75 transitions. [2018-09-30 11:54:45,992 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2018-09-30 11:54:45,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 11:54:45,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:46,941 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 0 proven. 805 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:47,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:47,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-30 11:54:47,812 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-30 11:54:47,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 11:54:47,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:47,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:47,964 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:48,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:48,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 80 states and 81 transitions. [2018-09-30 11:54:48,931 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2018-09-30 11:54:48,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 11:54:48,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:49,943 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:51,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-30 11:54:51,491 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-30 11:54:51,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 11:54:51,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:52,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 0 proven. 1027 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:53,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:53,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 86 states and 87 transitions. [2018-09-30 11:54:53,048 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 87 transitions. [2018-09-30 11:54:53,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 11:54:53,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:53,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:54,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:54,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-30 11:54:54,995 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-30 11:54:54,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 11:54:54,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:55,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:56,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:56,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 92 states and 93 transitions. [2018-09-30 11:54:56,320 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2018-09-30 11:54:56,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 11:54:56,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:56,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1276 backedges. 0 proven. 1276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:58,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:58,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-30 11:54:58,184 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-30 11:54:58,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 11:54:58,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:59,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 0 proven. 1365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:00,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:00,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 98 states and 99 transitions. [2018-09-30 11:55:00,276 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 99 transitions. [2018-09-30 11:55:00,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 11:55:00,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:00,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1457 backedges. 0 proven. 1457 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:01,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-30 11:55:01,969 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-30 11:55:01,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 11:55:01,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:02,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1552 backedges. 0 proven. 1552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:04,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:04,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 104 states and 105 transitions. [2018-09-30 11:55:04,297 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2018-09-30 11:55:04,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 11:55:04,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:04,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:04,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1650 backedges. 0 proven. 1650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:05,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:05,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-30 11:55:05,945 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-30 11:55:05,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 11:55:05,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:06,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1751 backedges. 0 proven. 1751 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:07,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:07,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 110 states and 111 transitions. [2018-09-30 11:55:07,592 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 111 transitions. [2018-09-30 11:55:07,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 11:55:07,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:07,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 0 proven. 1855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:09,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-30 11:55:09,457 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-30 11:55:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-30 11:55:09,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:09,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1962 backedges. 0 proven. 1962 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:11,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:11,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 116 states and 117 transitions. [2018-09-30 11:55:11,165 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2018-09-30 11:55:11,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 11:55:11,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:11,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2072 backedges. 0 proven. 2072 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:13,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:13,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-30 11:55:13,049 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-30 11:55:13,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 11:55:13,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:13,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2185 backedges. 0 proven. 2185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:17,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:17,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 122 states and 123 transitions. [2018-09-30 11:55:17,162 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2018-09-30 11:55:17,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-30 11:55:17,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:17,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2301 backedges. 0 proven. 2301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:19,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:19,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-30 11:55:19,131 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-30 11:55:19,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 11:55:19,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:19,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2420 backedges. 0 proven. 2420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:21,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:21,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 128 states and 129 transitions. [2018-09-30 11:55:21,377 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2018-09-30 11:55:21,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-30 11:55:21,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2542 backedges. 0 proven. 2542 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:23,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:23,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-30 11:55:23,694 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-30 11:55:23,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 11:55:23,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:23,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2667 backedges. 0 proven. 2667 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:26,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:26,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 134 states and 135 transitions. [2018-09-30 11:55:26,109 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2018-09-30 11:55:26,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-30 11:55:26,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:26,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2795 backedges. 0 proven. 2795 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:28,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:28,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-09-30 11:55:28,937 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-09-30 11:55:28,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-30 11:55:28,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:29,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:31,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:31,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 140 states and 141 transitions. [2018-09-30 11:55:31,903 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 141 transitions. [2018-09-30 11:55:31,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 11:55:31,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 3060 backedges. 0 proven. 3060 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:35,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:35,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-09-30 11:55:35,195 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-09-30 11:55:35,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-30 11:55:35,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 3197 backedges. 0 proven. 3197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:37,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:37,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 146 states and 147 transitions. [2018-09-30 11:55:37,952 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 147 transitions. [2018-09-30 11:55:37,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 11:55:37,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 3337 backedges. 0 proven. 3337 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:41,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-09-30 11:55:41,008 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-09-30 11:55:41,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-30 11:55:41,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:41,285 INFO L134 CoverageAnalysis]: Checked inductivity of 3480 backedges. 0 proven. 3480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:43,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:43,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 152 states and 153 transitions. [2018-09-30 11:55:43,994 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 153 transitions. [2018-09-30 11:55:43,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-30 11:55:43,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3626 backedges. 0 proven. 3626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:47,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:47,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-09-30 11:55:47,373 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-09-30 11:55:47,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-30 11:55:47,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:47,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3775 backedges. 0 proven. 3775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:50,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:50,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 158 states and 159 transitions. [2018-09-30 11:55:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 159 transitions. [2018-09-30 11:55:50,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-30 11:55:50,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:51,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3927 backedges. 0 proven. 3927 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:54,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:54,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-09-30 11:55:54,224 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-09-30 11:55:54,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-30 11:55:54,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4082 backedges. 0 proven. 4082 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:59,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:59,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 164 transitions. [2018-09-30 11:55:59,875 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 164 transitions. [2018-09-30 11:55:59,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-30 11:55:59,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:00,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4240 backedges. 0 proven. 4240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:04,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:04,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 167 transitions. [2018-09-30 11:56:04,201 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 167 transitions. [2018-09-30 11:56:04,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-30 11:56:04,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:04,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4401 backedges. 0 proven. 4401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:08,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:08,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 170 transitions. [2018-09-30 11:56:08,634 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 170 transitions. [2018-09-30 11:56:08,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-30 11:56:08,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:08,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4565 backedges. 0 proven. 4565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:12,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:12,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 173 transitions. [2018-09-30 11:56:12,897 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 173 transitions. [2018-09-30 11:56:12,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-30 11:56:12,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:13,343 INFO L134 CoverageAnalysis]: Checked inductivity of 4732 backedges. 0 proven. 4732 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:17,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 176 transitions. [2018-09-30 11:56:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 176 transitions. [2018-09-30 11:56:17,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-30 11:56:17,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:17,923 INFO L134 CoverageAnalysis]: Checked inductivity of 4902 backedges. 0 proven. 4902 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:22,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:22,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 179 transitions. [2018-09-30 11:56:22,272 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 179 transitions. [2018-09-30 11:56:22,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-09-30 11:56:22,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:22,592 INFO L134 CoverageAnalysis]: Checked inductivity of 5075 backedges. 0 proven. 5075 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:27,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:27,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 182 transitions. [2018-09-30 11:56:27,033 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 182 transitions. [2018-09-30 11:56:27,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-09-30 11:56:27,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:27,461 INFO L134 CoverageAnalysis]: Checked inductivity of 5251 backedges. 0 proven. 5251 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:32,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:32,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 185 transitions. [2018-09-30 11:56:32,139 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 185 transitions. [2018-09-30 11:56:32,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-09-30 11:56:32,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:32,574 INFO L134 CoverageAnalysis]: Checked inductivity of 5430 backedges. 0 proven. 5430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:37,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:37,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 188 transitions. [2018-09-30 11:56:37,448 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 188 transitions. [2018-09-30 11:56:37,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-09-30 11:56:37,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:37,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 5612 backedges. 0 proven. 5612 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:42,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:42,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 191 transitions. [2018-09-30 11:56:42,696 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 191 transitions. [2018-09-30 11:56:42,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-09-30 11:56:42,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:43,027 INFO L134 CoverageAnalysis]: Checked inductivity of 5797 backedges. 0 proven. 5797 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:48,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:48,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 194 transitions. [2018-09-30 11:56:48,226 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 194 transitions. [2018-09-30 11:56:48,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-09-30 11:56:48,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:48,539 INFO L134 CoverageAnalysis]: Checked inductivity of 5985 backedges. 0 proven. 5985 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:53,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:53,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 197 transitions. [2018-09-30 11:56:53,904 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 197 transitions. [2018-09-30 11:56:53,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-09-30 11:56:53,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:54,242 INFO L134 CoverageAnalysis]: Checked inductivity of 6176 backedges. 0 proven. 6176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:59,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:59,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 200 transitions. [2018-09-30 11:56:59,833 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 200 transitions. [2018-09-30 11:56:59,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-09-30 11:56:59,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:00,164 INFO L134 CoverageAnalysis]: Checked inductivity of 6370 backedges. 0 proven. 6370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:05,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:05,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 203 transitions. [2018-09-30 11:57:05,908 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 203 transitions. [2018-09-30 11:57:05,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-09-30 11:57:05,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:06,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6567 backedges. 0 proven. 6567 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:12,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 206 transitions. [2018-09-30 11:57:12,290 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 206 transitions. [2018-09-30 11:57:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-09-30 11:57:12,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:12,674 INFO L134 CoverageAnalysis]: Checked inductivity of 6767 backedges. 0 proven. 6767 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:18,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:18,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 209 transitions. [2018-09-30 11:57:18,832 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 209 transitions. [2018-09-30 11:57:18,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-09-30 11:57:18,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 6970 backedges. 0 proven. 6970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:25,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:25,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 212 transitions. [2018-09-30 11:57:25,557 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 212 transitions. [2018-09-30 11:57:25,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-09-30 11:57:25,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 7176 backedges. 0 proven. 7176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:32,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:32,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 215 transitions. [2018-09-30 11:57:32,650 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 215 transitions. [2018-09-30 11:57:32,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-09-30 11:57:32,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:33,012 INFO L134 CoverageAnalysis]: Checked inductivity of 7385 backedges. 0 proven. 7385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:39,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:39,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 218 transitions. [2018-09-30 11:57:39,791 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 218 transitions. [2018-09-30 11:57:39,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-09-30 11:57:39,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:40,233 INFO L134 CoverageAnalysis]: Checked inductivity of 7597 backedges. 0 proven. 7597 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:47,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:47,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 221 transitions. [2018-09-30 11:57:47,319 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 221 transitions. [2018-09-30 11:57:47,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-09-30 11:57:47,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:47,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:47,708 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 7812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:54,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:54,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 224 transitions. [2018-09-30 11:57:54,907 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 224 transitions. [2018-09-30 11:57:54,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-09-30 11:57:54,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:55,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8030 backedges. 0 proven. 8030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:58:02,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:02,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 227 transitions. [2018-09-30 11:58:02,783 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 227 transitions. [2018-09-30 11:58:02,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-09-30 11:58:02,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 8251 backedges. 0 proven. 8251 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:58:11,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:11,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 230 transitions. [2018-09-30 11:58:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 230 transitions. [2018-09-30 11:58:11,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-09-30 11:58:11,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:11,408 INFO L134 CoverageAnalysis]: Checked inductivity of 8475 backedges. 0 proven. 8475 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:58:19,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:19,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 233 transitions. [2018-09-30 11:58:19,340 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 233 transitions. [2018-09-30 11:58:19,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-09-30 11:58:19,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:19,730 INFO L134 CoverageAnalysis]: Checked inductivity of 8702 backedges. 0 proven. 8702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:58:27,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:27,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 236 transitions. [2018-09-30 11:58:27,966 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 236 transitions. [2018-09-30 11:58:27,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-09-30 11:58:27,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:28,379 INFO L134 CoverageAnalysis]: Checked inductivity of 8932 backedges. 0 proven. 8932 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:58:36,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:36,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 239 transitions. [2018-09-30 11:58:36,830 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 239 transitions. [2018-09-30 11:58:36,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-09-30 11:58:36,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:37,319 INFO L134 CoverageAnalysis]: Checked inductivity of 9165 backedges. 0 proven. 9165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown