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-bd42740 [2018-09-23 22:13:00,096 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 22:13:00,098 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 22:13:00,120 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 22:13:00,120 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 22:13:00,121 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 22:13:00,123 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 22:13:00,125 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 22:13:00,128 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 22:13:00,130 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 22:13:00,130 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 22:13:00,131 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 22:13:00,137 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 22:13:00,138 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 22:13:00,141 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 22:13:00,142 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 22:13:00,143 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 22:13:00,148 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 22:13:00,149 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 22:13:00,151 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 22:13:00,153 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 22:13:00,155 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 22:13:00,160 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 22:13:00,161 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 22:13:00,161 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 22:13:00,163 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 22:13:00,164 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 22:13:00,166 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 22:13:00,167 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 22:13:00,170 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 22:13:00,171 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 22:13:00,172 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 22:13:00,172 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 22:13:00,173 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 22:13:00,176 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 22:13:00,177 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 22:13:00,177 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 [2018-09-23 22:13:00,205 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 22:13:00,205 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 22:13:00,206 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 22:13:00,206 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 22:13:00,207 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 22:13:00,207 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 22:13:00,207 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 22:13:00,207 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 22:13:00,207 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 22:13:00,208 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 22:13:00,208 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 22:13:00,208 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 22:13:00,208 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 22:13:00,208 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 22:13:00,209 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 22:13:00,209 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 22:13:00,209 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 22:13:00,209 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 22:13:00,209 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 22:13:00,209 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 22:13:00,210 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 22:13:00,210 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 22:13:00,210 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 22:13:00,210 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 22:13:00,210 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 22:13:00,211 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 22:13:00,211 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 22:13:00,211 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 22:13:00,211 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 22:13:00,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 22:13:00,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 22:13:00,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 22:13:00,297 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 22:13:00,298 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 22:13:00,299 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl [2018-09-23 22:13:00,299 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl' [2018-09-23 22:13:00,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 22:13:00,370 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 22:13:00,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 22:13:00,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 22:13:00,372 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 22:13:00,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:00" (1/1) ... [2018-09-23 22:13:00,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:00" (1/1) ... [2018-09-23 22:13:00,416 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-23 22:13:00,417 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-23 22:13:00,417 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-23 22:13:00,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 22:13:00,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 22:13:00,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 22:13:00,438 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 22:13:00,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:00" (1/1) ... [2018-09-23 22:13:00,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:00" (1/1) ... [2018-09-23 22:13:00,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:00" (1/1) ... [2018-09-23 22:13:00,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:00" (1/1) ... [2018-09-23 22:13:00,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:00" (1/1) ... [2018-09-23 22:13:00,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:00" (1/1) ... [2018-09-23 22:13:00,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:00" (1/1) ... [2018-09-23 22:13:00,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 22:13:00,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 22:13:00,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 22:13:00,476 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 22:13:00,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:00" (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 [2018-09-23 22:13:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-23 22:13:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-23 22:13:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-23 22:13:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2018-09-23 22:13:00,808 INFO L351 CfgBuilder]: Using library mode [2018-09-23 22:13:00,809 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:13:00 BoogieIcfgContainer [2018-09-23 22:13:00,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 22:13:00,810 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 22:13:00,810 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 22:13:00,822 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 22:13:00,823 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:13:00" (1/1) ... [2018-09-23 22:13:00,860 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 22:13:00,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:00,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-09-23 22:13:00,942 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-09-23 22:13:00,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 22:13:00,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:01,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:01,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:01,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-09-23 22:13:01,251 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-09-23 22:13:01,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 22:13:01,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:01,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2018-09-23 22:13:02,797 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2018-09-23 22:13:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 22:13:02,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:02,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:02,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-09-23 22:13:02,983 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-09-23 22:13:02,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 22:13:02,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:03,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 22:13:03,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:03,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-09-23 22:13:03,478 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-09-23 22:13:03,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 22:13:03,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:03,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:04,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:04,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-09-23 22:13:04,950 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-09-23 22:13:04,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 22:13:04,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:04,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:04,987 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-23 22:13:05,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:05,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-09-23 22:13:05,528 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-09-23 22:13:05,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 22:13:05,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:05,773 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:07,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:07,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2018-09-23 22:13:07,171 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2018-09-23 22:13:07,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 22:13:07,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:07,213 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:08,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:08,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2018-09-23 22:13:08,037 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2018-09-23 22:13:08,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-23 22:13:08,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:08,073 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-23 22:13:08,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:08,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2018-09-23 22:13:08,476 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2018-09-23 22:13:08,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-23 22:13:08,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:08,635 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:10,211 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-23 22:13:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:11,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-09-23 22:13:11,315 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-09-23 22:13:11,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-23 22:13:11,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:11,352 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-09-23 22:13:11,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-09-23 22:13:11,816 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-09-23 22:13:11,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-23 22:13:11,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:11,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:12,027 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:14,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 74 transitions. [2018-09-23 22:13:14,406 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 74 transitions. [2018-09-23 22:13:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-23 22:13:14,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:14,482 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-09-23 22:13:15,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:15,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2018-09-23 22:13:15,040 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2018-09-23 22:13:15,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-23 22:13:15,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:15,248 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:17,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:17,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 47 states and 87 transitions. [2018-09-23 22:13:17,222 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 87 transitions. [2018-09-23 22:13:17,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-23 22:13:17,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:17,263 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-09-23 22:13:18,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:18,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2018-09-23 22:13:18,231 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2018-09-23 22:13:18,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-23 22:13:18,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:18,503 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:20,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-23 22:13:20,664 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-23 22:13:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-23 22:13:20,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:20,702 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-09-23 22:13:21,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:21,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-09-23 22:13:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-09-23 22:13:21,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-23 22:13:21,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:21,687 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:24,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:24,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 57 states and 116 transitions. [2018-09-23 22:13:24,226 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2018-09-23 22:13:24,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-23 22:13:24,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:24,263 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-09-23 22:13:24,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:24,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 115 transitions. [2018-09-23 22:13:24,997 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2018-09-23 22:13:24,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-23 22:13:24,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:25,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:26,579 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:29,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:29,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 62 states and 132 transitions. [2018-09-23 22:13:29,528 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 132 transitions. [2018-09-23 22:13:29,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-23 22:13:29,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:29,572 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-09-23 22:13:30,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:30,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 62 states and 131 transitions. [2018-09-23 22:13:30,589 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 131 transitions. [2018-09-23 22:13:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-23 22:13:30,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:31,095 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:33,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:33,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 67 states and 149 transitions. [2018-09-23 22:13:33,981 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 149 transitions. [2018-09-23 22:13:33,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-23 22:13:33,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:34,018 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-09-23 22:13:34,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:34,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 67 states and 148 transitions. [2018-09-23 22:13:34,892 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 148 transitions. [2018-09-23 22:13:34,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-23 22:13:34,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:35,439 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:39,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:39,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 72 states and 167 transitions. [2018-09-23 22:13:39,057 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 167 transitions. [2018-09-23 22:13:39,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-23 22:13:39,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:39,094 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2018-09-23 22:13:39,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:39,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 72 states and 166 transitions. [2018-09-23 22:13:39,989 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 166 transitions. [2018-09-23 22:13:39,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-23 22:13:39,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:40,364 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:43,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:43,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 77 states and 186 transitions. [2018-09-23 22:13:43,933 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 186 transitions. [2018-09-23 22:13:43,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-23 22:13:43,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:43,973 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2018-09-23 22:13:44,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:44,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 77 states and 185 transitions. [2018-09-23 22:13:44,971 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 185 transitions. [2018-09-23 22:13:44,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-23 22:13:44,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:45,413 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:49,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 82 states and 206 transitions. [2018-09-23 22:13:49,082 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 206 transitions. [2018-09-23 22:13:49,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-23 22:13:49,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:49,125 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-09-23 22:13:50,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:50,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 82 states and 205 transitions. [2018-09-23 22:13:50,300 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 205 transitions. [2018-09-23 22:13:50,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-23 22:13:50,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:51,347 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:55,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:55,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 87 states and 227 transitions. [2018-09-23 22:13:55,182 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 227 transitions. [2018-09-23 22:13:55,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-23 22:13:55,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:55,221 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-09-23 22:13:56,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:56,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 87 states and 226 transitions. [2018-09-23 22:13:56,223 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 226 transitions. [2018-09-23 22:13:56,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-23 22:13:56,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:56,742 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:00,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:00,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 92 states and 249 transitions. [2018-09-23 22:14:00,793 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 249 transitions. [2018-09-23 22:14:00,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-23 22:14:00,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:00,834 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2018-09-23 22:14:01,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:01,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 92 states and 248 transitions. [2018-09-23 22:14:01,901 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 248 transitions. [2018-09-23 22:14:01,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-23 22:14:01,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:03,213 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:07,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:07,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 97 states and 272 transitions. [2018-09-23 22:14:07,327 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 272 transitions. [2018-09-23 22:14:07,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-23 22:14:07,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:07,372 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2018-09-23 22:14:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:08,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 97 states and 271 transitions. [2018-09-23 22:14:08,569 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 271 transitions. [2018-09-23 22:14:08,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-23 22:14:08,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:15,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:15,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 102 states and 296 transitions. [2018-09-23 22:14:15,051 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 296 transitions. [2018-09-23 22:14:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-23 22:14:15,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:15,095 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2018-09-23 22:14:16,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:16,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 102 states and 295 transitions. [2018-09-23 22:14:16,277 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 295 transitions. [2018-09-23 22:14:16,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-23 22:14:16,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:17,201 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:22,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:22,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 107 states and 321 transitions. [2018-09-23 22:14:22,709 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 321 transitions. [2018-09-23 22:14:22,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-23 22:14:22,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:22,755 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2018-09-23 22:14:24,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:24,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 107 states and 320 transitions. [2018-09-23 22:14:24,144 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 320 transitions. [2018-09-23 22:14:24,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-23 22:14:24,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:25,134 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:30,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:30,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 112 states and 347 transitions. [2018-09-23 22:14:30,212 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 347 transitions. [2018-09-23 22:14:30,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-23 22:14:30,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:30,261 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2018-09-23 22:14:32,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:32,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 112 states and 346 transitions. [2018-09-23 22:14:32,227 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 346 transitions. [2018-09-23 22:14:32,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-23 22:14:32,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:33,019 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:38,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:38,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 117 states and 374 transitions. [2018-09-23 22:14:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 374 transitions. [2018-09-23 22:14:38,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-23 22:14:38,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:38,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2018-09-23 22:14:40,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:40,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 117 states and 373 transitions. [2018-09-23 22:14:40,472 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 373 transitions. [2018-09-23 22:14:40,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-23 22:14:40,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:41,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:47,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:47,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 122 states and 402 transitions. [2018-09-23 22:14:47,076 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 402 transitions. [2018-09-23 22:14:47,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-23 22:14:47,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:47,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:47,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2018-09-23 22:14:49,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:49,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 122 states and 401 transitions. [2018-09-23 22:14:49,221 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 401 transitions. [2018-09-23 22:14:49,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-23 22:14:49,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:50,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:55,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:55,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 127 states and 431 transitions. [2018-09-23 22:14:55,561 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 431 transitions. [2018-09-23 22:14:55,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-23 22:14:55,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:55,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:55,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1199 trivial. 0 not checked. [2018-09-23 22:14:57,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:57,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 127 states and 430 transitions. [2018-09-23 22:14:57,753 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 430 transitions. [2018-09-23 22:14:57,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-23 22:14:57,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:58,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:01,573 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-23 22:15:07,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:07,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 132 states and 461 transitions. [2018-09-23 22:15:07,824 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 461 transitions. [2018-09-23 22:15:07,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-23 22:15:07,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:07,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1311 trivial. 0 not checked. [2018-09-23 22:15:09,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:09,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 132 states and 460 transitions. [2018-09-23 22:15:09,591 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 460 transitions. [2018-09-23 22:15:09,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-23 22:15:09,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:10,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:16,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:16,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 137 states and 492 transitions. [2018-09-23 22:15:16,717 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 492 transitions. [2018-09-23 22:15:16,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-23 22:15:16,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:16,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:16,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1428 trivial. 0 not checked. [2018-09-23 22:15:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:18,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 137 states and 491 transitions. [2018-09-23 22:15:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 491 transitions. [2018-09-23 22:15:18,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-23 22:15:18,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:19,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:26,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:26,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 142 states and 524 transitions. [2018-09-23 22:15:26,251 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 524 transitions. [2018-09-23 22:15:26,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-23 22:15:26,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:26,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:26,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2018-09-23 22:15:28,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:28,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 142 states and 523 transitions. [2018-09-23 22:15:28,848 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 523 transitions. [2018-09-23 22:15:28,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-23 22:15:28,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:36,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 147 states and 557 transitions. [2018-09-23 22:15:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 557 transitions. [2018-09-23 22:15:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-23 22:15:36,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:36,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1677 trivial. 0 not checked. [2018-09-23 22:15:38,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:38,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 147 states and 556 transitions. [2018-09-23 22:15:38,690 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 556 transitions. [2018-09-23 22:15:38,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-23 22:15:38,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:39,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:46,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 152 states and 591 transitions. [2018-09-23 22:15:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 591 transitions. [2018-09-23 22:15:46,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-23 22:15:46,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:46,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2018-09-23 22:15:49,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:49,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 152 states and 590 transitions. [2018-09-23 22:15:49,241 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 590 transitions. [2018-09-23 22:15:49,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-23 22:15:49,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:50,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:57,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:57,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 157 states and 626 transitions. [2018-09-23 22:15:57,664 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 626 transitions. [2018-09-23 22:15:57,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-23 22:15:57,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1946 trivial. 0 not checked. [2018-09-23 22:16:00,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:00,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 157 states and 625 transitions. [2018-09-23 22:16:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 625 transitions. [2018-09-23 22:16:00,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-23 22:16:00,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:00,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:01,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:08,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:08,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 162 states and 662 transitions. [2018-09-23 22:16:08,869 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 662 transitions. [2018-09-23 22:16:08,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-23 22:16:08,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:08,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2088 trivial. 0 not checked. [2018-09-23 22:16:11,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:11,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 162 states and 661 transitions. [2018-09-23 22:16:11,226 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 661 transitions. [2018-09-23 22:16:11,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-23 22:16:11,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:12,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:20,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:20,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 167 states and 699 transitions. [2018-09-23 22:16:20,087 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 699 transitions. [2018-09-23 22:16:20,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-23 22:16:20,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:20,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2235 trivial. 0 not checked. [2018-09-23 22:16:22,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:22,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 167 states and 698 transitions. [2018-09-23 22:16:22,495 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 698 transitions. [2018-09-23 22:16:22,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-23 22:16:22,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:24,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 2295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:32,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:32,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 172 states and 737 transitions. [2018-09-23 22:16:32,227 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 737 transitions. [2018-09-23 22:16:32,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-23 22:16:32,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:32,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2387 trivial. 0 not checked. [2018-09-23 22:16:34,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:34,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 172 states and 736 transitions. [2018-09-23 22:16:34,550 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 736 transitions. [2018-09-23 22:16:34,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-23 22:16:34,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:36,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2449 backedges. 0 proven. 2449 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:44,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:44,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 177 states and 776 transitions. [2018-09-23 22:16:44,705 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 776 transitions. [2018-09-23 22:16:44,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-23 22:16:44,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:44,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2576 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2544 trivial. 0 not checked. [2018-09-23 22:16:46,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:46,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 177 states and 775 transitions. [2018-09-23 22:16:46,858 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 775 transitions. [2018-09-23 22:16:46,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-23 22:16:46,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:48,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2608 backedges. 0 proven. 2608 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 182 states and 816 transitions. [2018-09-23 22:16:56,332 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 816 transitions. [2018-09-23 22:16:56,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-23 22:16:56,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:56,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2706 trivial. 0 not checked. [2018-09-23 22:16:59,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:59,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 182 states and 815 transitions. [2018-09-23 22:16:59,047 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 815 transitions. [2018-09-23 22:16:59,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-23 22:16:59,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:00,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2772 backedges. 0 proven. 2772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-23 22:17:07,256 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-23 22:17:07,258 INFO L168 Benchmark]: Toolchain (without parser) took 246891.06 ms. Allocated memory was 1.6 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: -413.1 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2018-09-23 22:17:07,260 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:17:07,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.14 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:17:07,261 INFO L168 Benchmark]: Boogie Preprocessor took 37.62 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:17:07,261 INFO L168 Benchmark]: RCFGBuilder took 334.03 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-23 22:17:07,262 INFO L168 Benchmark]: CodeCheck took 246447.71 ms. Allocated memory was 1.6 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: -434.2 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-09-23 22:17:07,266 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 1158 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 66.14 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.62 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 334.03 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 246447.71 ms. Allocated memory was 1.6 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: -434.2 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-0-2018-09-23_22-17-07-278.csv Completed graceful shutdown