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.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:29:53,124 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:29:53,126 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:29:53,139 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:29:53,139 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:29:53,140 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:29:53,141 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:29:53,143 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:29:53,145 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:29:53,146 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:29:53,147 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:29:53,147 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:29:53,148 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:29:53,149 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:29:53,150 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:29:53,151 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:29:53,152 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:29:53,154 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:29:53,156 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:29:53,158 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:29:53,159 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:29:53,160 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:29:53,163 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:29:53,163 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:29:53,163 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:29:53,164 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:29:53,166 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:29:53,167 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:29:53,170 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:29:53,171 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:29:53,172 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:29:53,173 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:29:53,173 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:29:53,174 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:29:53,176 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:29:53,177 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:29:53,178 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-26 22:29:53,205 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:29:53,206 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:29:53,207 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:29:53,208 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:29:53,208 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:29:53,209 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:29:53,209 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:29:53,209 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:29:53,209 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:29:53,210 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:29:53,211 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:29:53,211 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:29:53,211 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:29:53,211 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:29:53,211 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:29:53,212 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:29:53,212 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:29:53,212 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:29:53,212 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:29:53,212 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:29:53,213 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:29:53,213 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:29:53,213 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:29:53,213 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:29:53,215 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:29:53,215 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:29:53,215 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:29:53,215 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:29:53,215 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:29:53,286 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:29:53,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:29:53,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:29:53,308 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:29:53,309 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:29:53,310 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl [2018-09-26 22:29:53,310 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl' [2018-09-26 22:29:53,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:29:53,382 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:29:53,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:29:53,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:29:53,383 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:29:53,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:53" (1/1) ... [2018-09-26 22:29:53,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:53" (1/1) ... [2018-09-26 22:29:53,429 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:29:53,430 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:29:53,430 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:29:53,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:29:53,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:29:53,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:29:53,451 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:29:53,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:53" (1/1) ... [2018-09-26 22:29:53,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:53" (1/1) ... [2018-09-26 22:29:53,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:53" (1/1) ... [2018-09-26 22:29:53,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:53" (1/1) ... [2018-09-26 22:29:53,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:53" (1/1) ... [2018-09-26 22:29:53,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:53" (1/1) ... [2018-09-26 22:29:53,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:53" (1/1) ... [2018-09-26 22:29:53,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:29:53,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:29:53,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:29:53,483 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:29:53,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:53" (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 [2018-09-26 22:29:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 22:29:53,550 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 22:29:53,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-26 22:29:53,550 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2018-09-26 22:29:53,815 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:29:53,816 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:29:53 BoogieIcfgContainer [2018-09-26 22:29:53,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:29:53,817 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:29:53,817 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:29:53,850 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:29:53,850 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:29:53" (1/1) ... [2018-09-26 22:29:53,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:29:53,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:53,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-09-26 22:29:53,943 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-09-26 22:29:53,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:29:53,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:54,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:54,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:54,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-09-26 22:29:54,242 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-09-26 22:29:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:29:54,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:54,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:55,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:55,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2018-09-26 22:29:55,773 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2018-09-26 22:29:55,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:29:55,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:55,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:55,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:55,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-09-26 22:29:55,928 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-09-26 22:29:55,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:29:55,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:29:56,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:56,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-09-26 22:29:56,410 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-09-26 22:29:56,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:29:56,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:56,608 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:57,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:57,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-09-26 22:29:57,882 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-09-26 22:29:57,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:29:57,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-26 22:29:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-09-26 22:29:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-09-26 22:29:58,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:29:58,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:58,664 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:00,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:00,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2018-09-26 22:30:00,284 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2018-09-26 22:30:00,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:30:00,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:00,327 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:00,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:00,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2018-09-26 22:30:00,933 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2018-09-26 22:30:00,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 22:30:00,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:00,984 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-26 22:30:01,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:01,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2018-09-26 22:30:01,387 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2018-09-26 22:30:01,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:30:01,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:01,555 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:02,889 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-26 22:30:03,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:03,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-09-26 22:30:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-09-26 22:30:03,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:30:03,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:03,892 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-09-26 22:30:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-09-26 22:30:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-09-26 22:30:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 22:30:04,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:04,533 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:06,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:06,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 74 transitions. [2018-09-26 22:30:06,722 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 74 transitions. [2018-09-26 22:30:06,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 22:30:06,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:06,758 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-09-26 22:30:07,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:07,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2018-09-26 22:30:07,408 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2018-09-26 22:30:07,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:30:07,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:08,129 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:10,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:10,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 47 states and 87 transitions. [2018-09-26 22:30:10,135 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 87 transitions. [2018-09-26 22:30:10,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:30:10,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:10,173 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-09-26 22:30:10,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:10,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2018-09-26 22:30:10,980 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2018-09-26 22:30:10,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:30:10,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:11,224 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:13,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:13,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-26 22:30:13,411 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-26 22:30:13,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:30:13,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:13,448 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-09-26 22:30:14,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:14,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-09-26 22:30:14,051 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-09-26 22:30:14,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:30:14,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:14,421 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:16,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:16,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 57 states and 116 transitions. [2018-09-26 22:30:16,850 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2018-09-26 22:30:16,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:30:16,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:16,902 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-09-26 22:30:17,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:17,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 115 transitions. [2018-09-26 22:30:17,581 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2018-09-26 22:30:17,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 22:30:17,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:18,675 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:21,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:21,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 62 states and 132 transitions. [2018-09-26 22:30:21,442 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 132 transitions. [2018-09-26 22:30:21,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:30:21,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:21,477 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-09-26 22:30:22,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:22,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 62 states and 131 transitions. [2018-09-26 22:30:22,496 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 131 transitions. [2018-09-26 22:30:22,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:30:22,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:22,870 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:25,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:25,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 67 states and 149 transitions. [2018-09-26 22:30:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 149 transitions. [2018-09-26 22:30:25,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:30:25,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:25,947 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-09-26 22:30:27,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:27,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 67 states and 148 transitions. [2018-09-26 22:30:27,023 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 148 transitions. [2018-09-26 22:30:27,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:30:27,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:27,617 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:30,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:30,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 72 states and 167 transitions. [2018-09-26 22:30:30,850 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 167 transitions. [2018-09-26 22:30:30,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:30:30,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:30,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2018-09-26 22:30:31,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 72 states and 166 transitions. [2018-09-26 22:30:31,752 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 166 transitions. [2018-09-26 22:30:31,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:30:31,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:32,711 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:35,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:35,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 77 states and 186 transitions. [2018-09-26 22:30:35,941 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 186 transitions. [2018-09-26 22:30:35,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:30:35,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:35,981 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2018-09-26 22:30:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:37,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 77 states and 185 transitions. [2018-09-26 22:30:37,213 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 185 transitions. [2018-09-26 22:30:37,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:30:37,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:37,599 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:41,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:41,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 82 states and 206 transitions. [2018-09-26 22:30:41,274 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 206 transitions. [2018-09-26 22:30:41,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-26 22:30:41,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:41,313 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-09-26 22:30:42,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:42,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 82 states and 205 transitions. [2018-09-26 22:30:42,364 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 205 transitions. [2018-09-26 22:30:42,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:30:42,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:43,752 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:47,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:47,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 87 states and 227 transitions. [2018-09-26 22:30:47,420 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 227 transitions. [2018-09-26 22:30:47,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:30:47,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:47,461 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-09-26 22:30:48,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:48,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 87 states and 226 transitions. [2018-09-26 22:30:48,594 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 226 transitions. [2018-09-26 22:30:48,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-26 22:30:48,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:49,103 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:53,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:53,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 92 states and 249 transitions. [2018-09-26 22:30:53,013 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 249 transitions. [2018-09-26 22:30:53,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-26 22:30:53,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:53,055 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2018-09-26 22:30:54,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:54,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 92 states and 248 transitions. [2018-09-26 22:30:54,120 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 248 transitions. [2018-09-26 22:30:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:30:54,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:55,769 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:59,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:59,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 97 states and 272 transitions. [2018-09-26 22:30:59,956 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 272 transitions. [2018-09-26 22:30:59,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:30:59,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:59,997 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2018-09-26 22:31:01,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:01,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 97 states and 271 transitions. [2018-09-26 22:31:01,209 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 271 transitions. [2018-09-26 22:31:01,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-26 22:31:01,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:02,086 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:06,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:06,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 102 states and 296 transitions. [2018-09-26 22:31:06,807 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 296 transitions. [2018-09-26 22:31:06,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-26 22:31:06,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:06,850 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2018-09-26 22:31:08,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:08,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 102 states and 295 transitions. [2018-09-26 22:31:08,052 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 295 transitions. [2018-09-26 22:31:08,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:31:08,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:08,696 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 107 states and 321 transitions. [2018-09-26 22:31:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 321 transitions. [2018-09-26 22:31:13,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 22:31:13,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:13,422 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2018-09-26 22:31:15,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:15,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 107 states and 320 transitions. [2018-09-26 22:31:15,128 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 320 transitions. [2018-09-26 22:31:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-26 22:31:15,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:15,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:15,677 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:20,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:20,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 112 states and 347 transitions. [2018-09-26 22:31:20,495 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 347 transitions. [2018-09-26 22:31:20,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-26 22:31:20,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:20,542 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2018-09-26 22:31:22,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:22,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 112 states and 346 transitions. [2018-09-26 22:31:22,266 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 346 transitions. [2018-09-26 22:31:22,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 22:31:22,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:22,894 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:27,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:27,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 117 states and 374 transitions. [2018-09-26 22:31:27,980 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 374 transitions. [2018-09-26 22:31:27,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-26 22:31:27,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:28,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2018-09-26 22:31:30,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:30,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 117 states and 373 transitions. [2018-09-26 22:31:30,038 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 373 transitions. [2018-09-26 22:31:30,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-26 22:31:30,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:30,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:30,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:36,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:36,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 122 states and 402 transitions. [2018-09-26 22:31:36,098 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 402 transitions. [2018-09-26 22:31:36,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-26 22:31:36,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:36,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2018-09-26 22:31:38,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:38,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 122 states and 401 transitions. [2018-09-26 22:31:38,374 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 401 transitions. [2018-09-26 22:31:38,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-26 22:31:38,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:39,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:44,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 127 states and 431 transitions. [2018-09-26 22:31:44,526 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 431 transitions. [2018-09-26 22:31:44,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-26 22:31:44,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:44,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1199 trivial. 0 not checked. [2018-09-26 22:31:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:46,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 127 states and 430 transitions. [2018-09-26 22:31:46,159 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 430 transitions. [2018-09-26 22:31:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-26 22:31:46,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:47,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:50,147 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-26 22:31:56,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:56,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 132 states and 461 transitions. [2018-09-26 22:31:56,448 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 461 transitions. [2018-09-26 22:31:56,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-26 22:31:56,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:56,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1311 trivial. 0 not checked. [2018-09-26 22:31:58,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:58,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 132 states and 460 transitions. [2018-09-26 22:31:58,482 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 460 transitions. [2018-09-26 22:31:58,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-26 22:31:58,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:59,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:05,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:05,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 137 states and 492 transitions. [2018-09-26 22:32:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 492 transitions. [2018-09-26 22:32:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-26 22:32:05,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:05,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1428 trivial. 0 not checked. [2018-09-26 22:32:06,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:06,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 137 states and 491 transitions. [2018-09-26 22:32:06,893 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 491 transitions. [2018-09-26 22:32:06,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-26 22:32:06,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:13,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:13,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 142 states and 524 transitions. [2018-09-26 22:32:13,986 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 524 transitions. [2018-09-26 22:32:13,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-26 22:32:13,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:14,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2018-09-26 22:32:16,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:16,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 142 states and 523 transitions. [2018-09-26 22:32:16,071 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 523 transitions. [2018-09-26 22:32:16,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-26 22:32:16,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:16,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:23,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:23,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 147 states and 557 transitions. [2018-09-26 22:32:23,572 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 557 transitions. [2018-09-26 22:32:23,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-26 22:32:23,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:23,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1677 trivial. 0 not checked. [2018-09-26 22:32:25,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:25,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 147 states and 556 transitions. [2018-09-26 22:32:25,355 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 556 transitions. [2018-09-26 22:32:25,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-26 22:32:25,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:26,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:32,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:32,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 152 states and 591 transitions. [2018-09-26 22:32:32,781 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 591 transitions. [2018-09-26 22:32:32,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-26 22:32:32,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:32,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2018-09-26 22:32:35,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:35,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 152 states and 590 transitions. [2018-09-26 22:32:35,076 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 590 transitions. [2018-09-26 22:32:35,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-26 22:32:35,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:35,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:42,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:42,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 157 states and 626 transitions. [2018-09-26 22:32:42,860 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 626 transitions. [2018-09-26 22:32:42,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-26 22:32:42,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:42,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1946 trivial. 0 not checked. [2018-09-26 22:32:45,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:45,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 157 states and 625 transitions. [2018-09-26 22:32:45,089 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 625 transitions. [2018-09-26 22:32:45,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-26 22:32:45,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:45,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:53,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:53,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 162 states and 662 transitions. [2018-09-26 22:32:53,186 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 662 transitions. [2018-09-26 22:32:53,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-26 22:32:53,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:53,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2088 trivial. 0 not checked. [2018-09-26 22:32:55,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:55,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 162 states and 661 transitions. [2018-09-26 22:32:55,539 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 661 transitions. [2018-09-26 22:32:55,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-26 22:32:55,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:56,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:03,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 167 states and 699 transitions. [2018-09-26 22:33:03,711 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 699 transitions. [2018-09-26 22:33:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-26 22:33:03,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:03,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2235 trivial. 0 not checked. [2018-09-26 22:33:06,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:06,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 167 states and 698 transitions. [2018-09-26 22:33:06,005 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 698 transitions. [2018-09-26 22:33:06,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-26 22:33:06,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:07,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 2295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:15,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:15,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 172 states and 737 transitions. [2018-09-26 22:33:15,469 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 737 transitions. [2018-09-26 22:33:15,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-26 22:33:15,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:15,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2387 trivial. 0 not checked. [2018-09-26 22:33:17,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:17,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 172 states and 736 transitions. [2018-09-26 22:33:17,665 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 736 transitions. [2018-09-26 22:33:17,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-26 22:33:17,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:18,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2449 backedges. 0 proven. 2449 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:26,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:26,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 177 states and 776 transitions. [2018-09-26 22:33:26,960 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 776 transitions. [2018-09-26 22:33:26,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-26 22:33:26,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:27,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2576 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2544 trivial. 0 not checked. [2018-09-26 22:33:29,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:29,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 177 states and 775 transitions. [2018-09-26 22:33:29,314 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 775 transitions. [2018-09-26 22:33:29,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-26 22:33:29,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:30,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2608 backedges. 0 proven. 2608 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:38,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:38,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 182 states and 816 transitions. [2018-09-26 22:33:38,414 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 816 transitions. [2018-09-26 22:33:38,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-26 22:33:38,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:38,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2706 trivial. 0 not checked. [2018-09-26 22:33:40,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:40,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 182 states and 815 transitions. [2018-09-26 22:33:40,999 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 815 transitions. [2018-09-26 22:33:41,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-26 22:33:41,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2772 backedges. 0 proven. 2772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:50,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:50,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 187 states and 857 transitions. [2018-09-26 22:33:50,672 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 857 transitions. [2018-09-26 22:33:50,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-26 22:33:50,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:50,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. [2018-09-26 22:33:53,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:53,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 187 states and 856 transitions. [2018-09-26 22:33:53,165 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 856 transitions. [2018-09-26 22:33:53,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-26 22:33:53,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:54,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2941 backedges. 0 proven. 2941 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:33:58,327 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:33:58,330 INFO L168 Benchmark]: Toolchain (without parser) took 244951.10 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: -440.5 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-09-26 22:33:58,331 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:33:58,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.39 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:33:58,331 INFO L168 Benchmark]: Boogie Preprocessor took 31.95 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:33:58,332 INFO L168 Benchmark]: RCFGBuilder took 333.60 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:33:58,333 INFO L168 Benchmark]: CodeCheck took 244511.73 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -461.7 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-09-26 22:33:58,341 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1185 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 67.39 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.95 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 333.60 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 244511.73 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -461.7 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/PointerIncrement-simplified01.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-33-58-363.csv Completed graceful shutdown