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/real-life/threadpooling_product_WithoutIf.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:07:22,106 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:07:22,108 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:07:22,120 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:07:22,121 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:07:22,122 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:07:22,123 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:07:22,125 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:07:22,127 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:07:22,128 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:07:22,129 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:07:22,129 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:07:22,130 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:07:22,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:07:22,132 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:07:22,133 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:07:22,134 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:07:22,136 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:07:22,141 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:07:22,142 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:07:22,145 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:07:22,147 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:07:22,151 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:07:22,152 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:07:22,152 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:07:22,153 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:07:22,157 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:07:22,158 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:07:22,158 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:07:22,162 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:07:22,162 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:07:22,163 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:07:22,163 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:07:22,163 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:07:22,165 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:07:22,166 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:07:22,166 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 [2018-10-04 13:07:22,191 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:07:22,192 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:07:22,193 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:07:22,193 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:07:22,193 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:07:22,193 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:07:22,194 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:07:22,194 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:07:22,194 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:07:22,194 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:07:22,194 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:07:22,195 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:07:22,196 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:07:22,196 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:07:22,196 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:07:22,196 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:07:22,196 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:07:22,197 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:07:22,197 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:07:22,197 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:07:22,197 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:07:22,197 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:07:22,198 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:07:22,199 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:07:22,199 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:07:22,199 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:07:22,199 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:07:22,200 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:07:22,200 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:07:22,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:07:22,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:07:22,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:07:22,280 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:07:22,281 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:07:22,281 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product_WithoutIf.bpl [2018-10-04 13:07:22,282 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product_WithoutIf.bpl' [2018-10-04 13:07:22,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:07:22,347 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:07:22,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:07:22,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:07:22,348 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:07:22,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:22" (1/1) ... [2018-10-04 13:07:22,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:22" (1/1) ... [2018-10-04 13:07:22,384 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:07:22,385 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:07:22,385 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:07:22,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:07:22,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:07:22,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:07:22,388 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:07:22,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:22" (1/1) ... [2018-10-04 13:07:22,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:22" (1/1) ... [2018-10-04 13:07:22,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:22" (1/1) ... [2018-10-04 13:07:22,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:22" (1/1) ... [2018-10-04 13:07:22,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:22" (1/1) ... [2018-10-04 13:07:22,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:22" (1/1) ... [2018-10-04 13:07:22,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:22" (1/1) ... [2018-10-04 13:07:22,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:07:22,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:07:22,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:07:22,410 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:07:22,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:07:22,476 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-10-04 13:07:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-10-04 13:07:22,476 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-10-04 13:07:22,763 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:07:22,764 INFO L202 PluginConnector]: Adding new model threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:07:22 BoogieIcfgContainer [2018-10-04 13:07:22,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:07:22,766 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:07:22,766 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:07:22,779 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:07:22,780 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:07:22" (1/1) ... [2018-10-04 13:07:22,797 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:07:22,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:22,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-04 13:07:22,859 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-04 13:07:22,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:07:22,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:23,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:23,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 20 states and 34 transitions. [2018-10-04 13:07:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 34 transitions. [2018-10-04 13:07:23,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:07:23,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:23,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:24,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:24,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 23 states and 44 transitions. [2018-10-04 13:07:24,037 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 44 transitions. [2018-10-04 13:07:24,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:07:24,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:24,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:24,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:24,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 25 states and 51 transitions. [2018-10-04 13:07:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 51 transitions. [2018-10-04 13:07:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:07:24,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:24,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:25,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:25,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 29 states and 66 transitions. [2018-10-04 13:07:25,626 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 66 transitions. [2018-10-04 13:07:25,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:07:25,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:25,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:26,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:26,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 31 states and 76 transitions. [2018-10-04 13:07:26,303 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 76 transitions. [2018-10-04 13:07:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:26,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:26,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:26,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:26,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 32 states and 84 transitions. [2018-10-04 13:07:26,553 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 84 transitions. [2018-10-04 13:07:26,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:26,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:26,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:27,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:27,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 33 states and 92 transitions. [2018-10-04 13:07:27,290 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 92 transitions. [2018-10-04 13:07:27,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:27,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:27,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:28,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:28,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 37 states and 112 transitions. [2018-10-04 13:07:28,597 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 112 transitions. [2018-10-04 13:07:28,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:28,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:28,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:29,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:29,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 38 states and 117 transitions. [2018-10-04 13:07:29,332 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 117 transitions. [2018-10-04 13:07:29,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:29,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:29,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:31,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:31,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 45 states and 148 transitions. [2018-10-04 13:07:31,638 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 148 transitions. [2018-10-04 13:07:31,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:31,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:32,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:33,341 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-04 13:07:34,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:34,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 49 states and 175 transitions. [2018-10-04 13:07:34,487 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 175 transitions. [2018-10-04 13:07:34,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:34,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:34,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:35,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:35,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 53 states and 192 transitions. [2018-10-04 13:07:35,899 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 192 transitions. [2018-10-04 13:07:35,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:35,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:35,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:36,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:36,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 54 states and 199 transitions. [2018-10-04 13:07:36,171 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 199 transitions. [2018-10-04 13:07:36,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:36,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:36,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:36,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:36,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 56 states and 203 transitions. [2018-10-04 13:07:36,427 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 203 transitions. [2018-10-04 13:07:36,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:36,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:36,727 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:37,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:37,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 59 states and 222 transitions. [2018-10-04 13:07:37,777 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 222 transitions. [2018-10-04 13:07:37,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:37,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:37,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:39,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:39,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 62 states and 236 transitions. [2018-10-04 13:07:39,113 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 236 transitions. [2018-10-04 13:07:39,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:39,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:39,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:39,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:39,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 63 states and 241 transitions. [2018-10-04 13:07:39,448 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 241 transitions. [2018-10-04 13:07:39,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:39,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:41,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:41,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 67 states and 261 transitions. [2018-10-04 13:07:41,674 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 261 transitions. [2018-10-04 13:07:41,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:41,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:42,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:44,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:44,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 72 states and 299 transitions. [2018-10-04 13:07:44,995 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 299 transitions. [2018-10-04 13:07:44,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:44,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:45,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:46,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:46,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 76 states and 328 transitions. [2018-10-04 13:07:46,695 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 328 transitions. [2018-10-04 13:07:46,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:46,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:46,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:48,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:48,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 79 states and 352 transitions. [2018-10-04 13:07:48,757 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 352 transitions. [2018-10-04 13:07:48,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:48,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:49,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:52,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:52,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 83 states and 386 transitions. [2018-10-04 13:07:52,062 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 386 transitions. [2018-10-04 13:07:52,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:52,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:52,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:54,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 86 states and 400 transitions. [2018-10-04 13:07:54,184 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 400 transitions. [2018-10-04 13:07:54,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:54,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:54,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:55,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 88 states and 418 transitions. [2018-10-04 13:07:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 418 transitions. [2018-10-04 13:07:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:55,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:55,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:55,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:56,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:56,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 90 states and 424 transitions. [2018-10-04 13:07:56,720 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 424 transitions. [2018-10-04 13:07:56,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:56,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:56,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:57,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:57,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 92 states and 429 transitions. [2018-10-04 13:07:57,960 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 429 transitions. [2018-10-04 13:07:57,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:57,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:57,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:57,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:58,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:58,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 93 states and 442 transitions. [2018-10-04 13:07:58,726 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 442 transitions. [2018-10-04 13:07:58,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:58,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:59,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:59,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 94 states and 447 transitions. [2018-10-04 13:07:59,401 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 447 transitions. [2018-10-04 13:07:59,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:59,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:59,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:00,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:00,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 96 states and 451 transitions. [2018-10-04 13:08:00,492 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 451 transitions. [2018-10-04 13:08:00,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:08:00,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:00,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:01,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 97 states and 458 transitions. [2018-10-04 13:08:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 458 transitions. [2018-10-04 13:08:01,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:08:01,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:01,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:02,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:02,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 98 states and 476 transitions. [2018-10-04 13:08:02,136 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 476 transitions. [2018-10-04 13:08:02,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:08:02,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:04,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:04,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 100 states and 485 transitions. [2018-10-04 13:08:04,732 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 485 transitions. [2018-10-04 13:08:04,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:04,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:05,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:08,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:08,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 105 states and 524 transitions. [2018-10-04 13:08:08,803 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 524 transitions. [2018-10-04 13:08:08,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:08,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:08,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:08,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:09,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:09,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 106 states and 537 transitions. [2018-10-04 13:08:09,647 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 537 transitions. [2018-10-04 13:08:09,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:09,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:09,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:09,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:10,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 107 states and 541 transitions. [2018-10-04 13:08:10,196 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 541 transitions. [2018-10-04 13:08:10,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:10,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:10,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:10,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:10,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 108 states and 550 transitions. [2018-10-04 13:08:10,862 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 550 transitions. [2018-10-04 13:08:10,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:10,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:11,815 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:15,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 113 states and 586 transitions. [2018-10-04 13:08:15,314 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 586 transitions. [2018-10-04 13:08:15,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:15,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:16,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:19,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:19,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 116 states and 606 transitions. [2018-10-04 13:08:19,146 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 606 transitions. [2018-10-04 13:08:19,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:19,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:19,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:24,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:24,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 120 states and 631 transitions. [2018-10-04 13:08:24,008 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 631 transitions. [2018-10-04 13:08:24,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:24,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:24,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:25,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:25,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 121 states and 638 transitions. [2018-10-04 13:08:25,200 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 638 transitions. [2018-10-04 13:08:25,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:25,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:25,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:26,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:26,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 122 states and 644 transitions. [2018-10-04 13:08:26,062 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 644 transitions. [2018-10-04 13:08:26,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:26,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:26,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:26,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:27,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:27,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 123 states and 651 transitions. [2018-10-04 13:08:27,177 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 651 transitions. [2018-10-04 13:08:27,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:27,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:29,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:29,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 125 states and 675 transitions. [2018-10-04 13:08:29,251 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 675 transitions. [2018-10-04 13:08:29,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:29,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:29,856 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:33,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:33,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 128 states and 696 transitions. [2018-10-04 13:08:33,090 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 696 transitions. [2018-10-04 13:08:33,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:33,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:33,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:35,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:35,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 131 states and 724 transitions. [2018-10-04 13:08:35,600 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 724 transitions. [2018-10-04 13:08:35,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:35,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:35,797 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:37,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:37,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 133 states and 731 transitions. [2018-10-04 13:08:37,284 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 731 transitions. [2018-10-04 13:08:37,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:37,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:37,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:38,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:38,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 135 states and 748 transitions. [2018-10-04 13:08:38,939 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 748 transitions. [2018-10-04 13:08:38,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:38,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:38,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:39,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:39,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 136 states and 754 transitions. [2018-10-04 13:08:39,860 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 754 transitions. [2018-10-04 13:08:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:39,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:44,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:44,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 139 states and 775 transitions. [2018-10-04 13:08:44,270 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 775 transitions. [2018-10-04 13:08:44,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:08:44,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:45,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:45,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 140 states and 779 transitions. [2018-10-04 13:08:45,319 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 779 transitions. [2018-10-04 13:08:45,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:08:45,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:45,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:46,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:46,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 142 states and 785 transitions. [2018-10-04 13:08:46,829 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 785 transitions. [2018-10-04 13:08:46,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:08:46,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:46,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 144 states and 791 transitions. [2018-10-04 13:08:48,708 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 791 transitions. [2018-10-04 13:08:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:08:48,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:49,350 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:51,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:51,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 144 states and 790 transitions. [2018-10-04 13:08:51,646 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 790 transitions. [2018-10-04 13:08:51,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:08:51,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:54,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 144 states and 772 transitions. [2018-10-04 13:08:54,999 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 772 transitions. [2018-10-04 13:08:55,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:08:55,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:55,259 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:59,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:59,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 149 states and 816 transitions. [2018-10-04 13:08:59,897 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 816 transitions. [2018-10-04 13:08:59,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:08:59,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:01,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:07,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:07,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 152 states and 851 transitions. [2018-10-04 13:09:07,661 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 851 transitions. [2018-10-04 13:09:07,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:07,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:08,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 153 states and 858 transitions. [2018-10-04 13:09:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 858 transitions. [2018-10-04 13:09:10,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:10,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:10,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:11,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:11,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 154 states and 874 transitions. [2018-10-04 13:09:11,207 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 874 transitions. [2018-10-04 13:09:11,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:11,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:12,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 155 states and 879 transitions. [2018-10-04 13:09:12,720 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 879 transitions. [2018-10-04 13:09:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:12,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:12,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:13,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:13,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 156 states and 891 transitions. [2018-10-04 13:09:13,935 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 891 transitions. [2018-10-04 13:09:13,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:13,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:13,944 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:15,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:15,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 159 states and 919 transitions. [2018-10-04 13:09:15,791 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 919 transitions. [2018-10-04 13:09:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:15,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:16,125 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:18,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 161 states and 924 transitions. [2018-10-04 13:09:18,788 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 924 transitions. [2018-10-04 13:09:18,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:18,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:19,111 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:21,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:21,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 162 states and 926 transitions. [2018-10-04 13:09:21,374 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 926 transitions. [2018-10-04 13:09:21,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:21,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:22,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:25,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:25,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 162 states and 925 transitions. [2018-10-04 13:09:25,251 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 925 transitions. [2018-10-04 13:09:25,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:25,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:30,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:30,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 167 states and 970 transitions. [2018-10-04 13:09:30,605 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 970 transitions. [2018-10-04 13:09:30,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:30,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:31,362 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:34,339 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2018-10-04 13:09:34,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:34,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 169 states and 977 transitions. [2018-10-04 13:09:34,742 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 977 transitions. [2018-10-04 13:09:34,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:34,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:35,433 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:40,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:40,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 172 states and 1027 transitions. [2018-10-04 13:09:40,017 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 1027 transitions. [2018-10-04 13:09:40,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:40,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:40,026 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:41,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:41,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 173 states and 1043 transitions. [2018-10-04 13:09:41,353 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 1043 transitions. [2018-10-04 13:09:41,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:41,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:42,682 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:47,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:47,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 174 states and 1067 transitions. [2018-10-04 13:09:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 1067 transitions. [2018-10-04 13:09:47,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:47,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:47,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:51,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:51,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 177 states and 1120 transitions. [2018-10-04 13:09:51,244 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 1120 transitions. [2018-10-04 13:09:51,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:51,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:51,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:57,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:57,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 181 states and 1159 transitions. [2018-10-04 13:09:57,775 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 1159 transitions. [2018-10-04 13:09:57,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:09:57,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:59,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:11,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:11,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 188 states and 1224 transitions. [2018-10-04 13:10:11,770 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 1224 transitions. [2018-10-04 13:10:11,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:11,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:11,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:16,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:16,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 189 states and 1239 transitions. [2018-10-04 13:10:16,033 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 1239 transitions. [2018-10-04 13:10:16,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:16,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:16,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:18,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 189 states and 1231 transitions. [2018-10-04 13:10:18,758 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 1231 transitions. [2018-10-04 13:10:18,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:18,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:18,850 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:21,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:21,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 191 states and 1238 transitions. [2018-10-04 13:10:21,574 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 1238 transitions. [2018-10-04 13:10:21,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:21,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:21,580 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:22,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:22,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 192 states and 1243 transitions. [2018-10-04 13:10:22,796 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 1243 transitions. [2018-10-04 13:10:22,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:22,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:22,801 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:10:23,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:23,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 193 states and 1254 transitions. [2018-10-04 13:10:23,953 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 1254 transitions. [2018-10-04 13:10:23,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:23,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:28,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:28,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 196 states and 1285 transitions. [2018-10-04 13:10:28,359 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 1285 transitions. [2018-10-04 13:10:28,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:28,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:28,366 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:32,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:32,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 199 states and 1314 transitions. [2018-10-04 13:10:32,316 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 1314 transitions. [2018-10-04 13:10:32,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:32,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:32,323 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:34,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:34,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 201 states and 1319 transitions. [2018-10-04 13:10:34,939 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 1319 transitions. [2018-10-04 13:10:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:34,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:34,945 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:36,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:36,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 202 states and 1323 transitions. [2018-10-04 13:10:36,412 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 1323 transitions. [2018-10-04 13:10:36,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:36,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:10:37,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:37,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 203 states and 1330 transitions. [2018-10-04 13:10:37,583 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 1330 transitions. [2018-10-04 13:10:37,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:37,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:37,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:37,588 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:10:38,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:38,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 204 states and 1349 transitions. [2018-10-04 13:10:38,976 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 1349 transitions. [2018-10-04 13:10:38,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:38,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:38,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:38,982 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:10:42,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:42,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 206 states and 1388 transitions. [2018-10-04 13:10:42,124 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 1388 transitions. [2018-10-04 13:10:42,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:42,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:43,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:43,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 207 states and 1393 transitions. [2018-10-04 13:10:43,436 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 1393 transitions. [2018-10-04 13:10:43,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:43,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:43,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:10:49,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:49,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 209 states and 1423 transitions. [2018-10-04 13:10:49,249 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 1423 transitions. [2018-10-04 13:10:49,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:10:49,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:49,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:50,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:50,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 210 states and 1431 transitions. [2018-10-04 13:10:50,920 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 1431 transitions. [2018-10-04 13:10:50,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:10:50,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:50,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:52,333 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:03,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:03,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 217 states and 1486 transitions. [2018-10-04 13:11:03,967 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 1486 transitions. [2018-10-04 13:11:03,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:11:03,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:05,698 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:14,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:14,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 222 states and 1533 transitions. [2018-10-04 13:11:14,638 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 1533 transitions. [2018-10-04 13:11:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:11:14,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:14,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:14,670 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:16,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 223 states and 1536 transitions. [2018-10-04 13:11:16,265 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 1536 transitions. [2018-10-04 13:11:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:11:16,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:16,271 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:19,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:19,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 225 states and 1552 transitions. [2018-10-04 13:11:19,038 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 1552 transitions. [2018-10-04 13:11:19,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:11:19,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:21,756 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:26,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:26,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 227 states and 1559 transitions. [2018-10-04 13:11:26,768 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1559 transitions. [2018-10-04 13:11:26,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:11:26,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:26,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:28,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 228 states and 1564 transitions. [2018-10-04 13:11:28,094 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 1564 transitions. [2018-10-04 13:11:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:11:28,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:28,202 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:31,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:31,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 230 states and 1567 transitions. [2018-10-04 13:11:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 1567 transitions. [2018-10-04 13:11:31,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:11:31,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:32,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:32,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 231 states and 1575 transitions. [2018-10-04 13:11:32,583 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 1575 transitions. [2018-10-04 13:11:32,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:11:32,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:32,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:35,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:35,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 233 states and 1581 transitions. [2018-10-04 13:11:35,567 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 1581 transitions. [2018-10-04 13:11:35,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:11:35,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:35,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 13:11:41,594 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:11:41,597 INFO L168 Benchmark]: Toolchain (without parser) took 259252.53 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: -477.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-10-04 13:11:41,598 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:11:41,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.90 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:11:41,599 INFO L168 Benchmark]: Boogie Preprocessor took 21.05 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:11:41,599 INFO L168 Benchmark]: RCFGBuilder took 355.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:11:41,600 INFO L168 Benchmark]: CodeCheck took 258830.34 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -498.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-10-04 13:11:41,604 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 1095 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.90 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.05 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 355.40 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 258830.34 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -498.6 MB). Peak memory consumption was 1.3 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/threadpooling_product_WithoutIf.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-11-41-618.csv Completed graceful shutdown