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_out3.mover.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 10:47:21,698 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 10:47:21,700 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 10:47:21,712 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 10:47:21,713 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 10:47:21,714 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 10:47:21,715 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 10:47:21,718 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 10:47:21,719 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 10:47:21,720 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 10:47:21,721 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 10:47:21,722 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 10:47:21,723 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 10:47:21,724 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 10:47:21,725 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 10:47:21,726 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 10:47:21,727 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 10:47:21,729 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 10:47:21,731 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 10:47:21,733 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 10:47:21,734 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 10:47:21,736 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 10:47:21,739 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 10:47:21,739 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 10:47:21,739 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 10:47:21,740 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 10:47:21,742 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 10:47:21,743 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 10:47:21,743 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 10:47:21,745 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 10:47:21,745 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 10:47:21,746 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 10:47:21,746 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 10:47:21,747 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 10:47:21,748 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 10:47:21,749 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 10:47:21,749 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-28 10:47:21,770 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 10:47:21,771 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 10:47:21,772 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 10:47:21,772 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 10:47:21,773 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 10:47:21,773 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 10:47:21,773 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 10:47:21,775 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 10:47:21,775 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 10:47:21,775 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 10:47:21,775 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 10:47:21,775 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 10:47:21,776 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 10:47:21,776 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 10:47:21,776 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 10:47:21,776 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 10:47:21,777 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 10:47:21,777 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 10:47:21,777 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 10:47:21,778 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 10:47:21,778 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 10:47:21,778 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 10:47:21,778 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 10:47:21,778 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 10:47:21,779 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 10:47:21,779 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 10:47:21,779 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 10:47:21,779 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 10:47:21,780 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 10:47:21,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 10:47:21,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 10:47:21,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 10:47:21,873 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 10:47:21,873 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 10:47:21,874 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.mover.bpl [2018-09-28 10:47:21,875 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.mover.bpl' [2018-09-28 10:47:21,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 10:47:21,985 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 10:47:21,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 10:47:21,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 10:47:21,986 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 10:47:22,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:21" (1/1) ... [2018-09-28 10:47:22,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:21" (1/1) ... [2018-09-28 10:47:22,046 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 10:47:22,047 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 10:47:22,047 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 10:47:22,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 10:47:22,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 10:47:22,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 10:47:22,051 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 10:47:22,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:21" (1/1) ... [2018-09-28 10:47:22,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:21" (1/1) ... [2018-09-28 10:47:22,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:21" (1/1) ... [2018-09-28 10:47:22,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:21" (1/1) ... [2018-09-28 10:47:22,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:21" (1/1) ... [2018-09-28 10:47:22,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:21" (1/1) ... [2018-09-28 10:47:22,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:21" (1/1) ... [2018-09-28 10:47:22,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 10:47:22,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 10:47:22,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 10:47:22,123 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 10:47:22,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 10:47:22,202 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-28 10:47:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-28 10:47:22,202 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-28 10:47:23,466 INFO L350 CfgBuilder]: Using library mode [2018-09-28 10:47:23,467 INFO L202 PluginConnector]: Adding new model threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:47:23 BoogieIcfgContainer [2018-09-28 10:47:23,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 10:47:23,468 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 10:47:23,468 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 10:47:23,480 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 10:47:23,481 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:47:23" (1/1) ... [2018-09-28 10:47:23,494 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 10:47:23,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:23,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 55 states and 136 transitions. [2018-09-28 10:47:23,544 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 136 transitions. [2018-09-28 10:47:23,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 10:47:23,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:24,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:24,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 58 states and 156 transitions. [2018-09-28 10:47:24,158 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 156 transitions. [2018-09-28 10:47:24,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 10:47:24,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:24,523 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 8 [2018-09-28 10:47:24,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:25,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:25,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 61 states and 178 transitions. [2018-09-28 10:47:25,217 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 178 transitions. [2018-09-28 10:47:25,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 10:47:25,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:25,609 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 8 [2018-09-28 10:47:25,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:25,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:25,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 63 states and 193 transitions. [2018-09-28 10:47:25,902 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 193 transitions. [2018-09-28 10:47:25,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:47:25,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:25,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:26,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 65 states and 209 transitions. [2018-09-28 10:47:26,020 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 209 transitions. [2018-09-28 10:47:26,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:47:26,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:26,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:26,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:26,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:26,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 68 states and 233 transitions. [2018-09-28 10:47:26,634 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 233 transitions. [2018-09-28 10:47:26,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:47:26,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:26,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:26,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:26,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 69 states and 239 transitions. [2018-09-28 10:47:26,692 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 239 transitions. [2018-09-28 10:47:26,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:47:26,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:26,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:27,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:27,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 72 states and 266 transitions. [2018-09-28 10:47:27,205 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 266 transitions. [2018-09-28 10:47:27,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:47:27,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:27,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:27,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:27,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 73 states and 274 transitions. [2018-09-28 10:47:27,528 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 274 transitions. [2018-09-28 10:47:27,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:47:27,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:27,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:27,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 75 states and 288 transitions. [2018-09-28 10:47:27,607 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 288 transitions. [2018-09-28 10:47:27,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:47:27,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:27,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:28,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:28,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 78 states and 313 transitions. [2018-09-28 10:47:28,527 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 313 transitions. [2018-09-28 10:47:28,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:47:28,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:28,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:29,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 79 states and 322 transitions. [2018-09-28 10:47:29,305 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 322 transitions. [2018-09-28 10:47:29,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:47:29,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:29,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:29,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:29,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 80 states and 334 transitions. [2018-09-28 10:47:29,592 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 334 transitions. [2018-09-28 10:47:29,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:47:29,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:30,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:30,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 83 states and 364 transitions. [2018-09-28 10:47:30,803 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 364 transitions. [2018-09-28 10:47:30,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:30,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:31,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:32,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:32,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 87 states and 406 transitions. [2018-09-28 10:47:32,516 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 406 transitions. [2018-09-28 10:47:32,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:32,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:32,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:34,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:34,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 89 states and 418 transitions. [2018-09-28 10:47:34,402 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 418 transitions. [2018-09-28 10:47:34,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:34,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:34,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:34,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:34,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:34,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 90 states and 424 transitions. [2018-09-28 10:47:34,451 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 424 transitions. [2018-09-28 10:47:34,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:34,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:34,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:35,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:35,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 91 states and 432 transitions. [2018-09-28 10:47:35,309 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 432 transitions. [2018-09-28 10:47:35,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:35,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:35,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:35,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:35,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:35,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 92 states and 437 transitions. [2018-09-28 10:47:35,409 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 437 transitions. [2018-09-28 10:47:35,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:35,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:35,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:35,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:35,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 93 states and 454 transitions. [2018-09-28 10:47:35,512 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 454 transitions. [2018-09-28 10:47:35,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:35,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:35,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:37,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:37,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 97 states and 508 transitions. [2018-09-28 10:47:37,165 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 508 transitions. [2018-09-28 10:47:37,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:37,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:37,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:37,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:37,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 98 states and 517 transitions. [2018-09-28 10:47:37,594 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 517 transitions. [2018-09-28 10:47:37,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:37,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:37,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:39,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:39,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 101 states and 543 transitions. [2018-09-28 10:47:39,020 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 543 transitions. [2018-09-28 10:47:39,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:39,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:39,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:40,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 102 states and 551 transitions. [2018-09-28 10:47:40,133 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 551 transitions. [2018-09-28 10:47:40,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:40,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:40,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:41,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:41,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 105 states and 586 transitions. [2018-09-28 10:47:41,687 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 586 transitions. [2018-09-28 10:47:41,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:41,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:41,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:41,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:42,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:42,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 106 states and 594 transitions. [2018-09-28 10:47:42,228 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 594 transitions. [2018-09-28 10:47:42,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:42,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:42,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:42,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:42,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 107 states and 600 transitions. [2018-09-28 10:47:42,543 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 600 transitions. [2018-09-28 10:47:42,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:42,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:44,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:44,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 109 states and 631 transitions. [2018-09-28 10:47:44,549 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 631 transitions. [2018-09-28 10:47:44,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:44,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:44,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:45,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:45,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 110 states and 646 transitions. [2018-09-28 10:47:45,389 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 646 transitions. [2018-09-28 10:47:45,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:45,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:45,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:46,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:46,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 111 states and 655 transitions. [2018-09-28 10:47:46,029 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 655 transitions. [2018-09-28 10:47:46,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:46,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:46,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:47,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:47,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 112 states and 670 transitions. [2018-09-28 10:47:47,092 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 670 transitions. [2018-09-28 10:47:47,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:47,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:47,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:47,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:48,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 115 states and 708 transitions. [2018-09-28 10:47:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 708 transitions. [2018-09-28 10:47:48,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:48,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:48,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:49,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:49,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 116 states and 719 transitions. [2018-09-28 10:47:49,085 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 719 transitions. [2018-09-28 10:47:49,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:49,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:49,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:51,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:51,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 120 states and 768 transitions. [2018-09-28 10:47:51,837 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 768 transitions. [2018-09-28 10:47:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:51,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:52,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:53,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:53,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 122 states and 780 transitions. [2018-09-28 10:47:53,352 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 780 transitions. [2018-09-28 10:47:53,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:53,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:54,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:54,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 123 states and 789 transitions. [2018-09-28 10:47:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 789 transitions. [2018-09-28 10:47:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:54,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:56,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 124 states and 799 transitions. [2018-09-28 10:47:56,228 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 799 transitions. [2018-09-28 10:47:56,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:56,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:56,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:58,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:58,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 127 states and 827 transitions. [2018-09-28 10:47:58,263 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 827 transitions. [2018-09-28 10:47:58,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:58,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:59,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:00,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:00,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 128 states and 831 transitions. [2018-09-28 10:48:00,264 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 831 transitions. [2018-09-28 10:48:00,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:00,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:00,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:02,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:02,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 131 states and 860 transitions. [2018-09-28 10:48:02,584 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 860 transitions. [2018-09-28 10:48:02,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:02,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:03,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:04,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:04,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 132 states and 885 transitions. [2018-09-28 10:48:04,611 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 885 transitions. [2018-09-28 10:48:04,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:04,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:04,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:05,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:05,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 133 states and 898 transitions. [2018-09-28 10:48:05,428 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 898 transitions. [2018-09-28 10:48:05,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:05,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:06,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:09,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 136 states and 948 transitions. [2018-09-28 10:48:09,412 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 948 transitions. [2018-09-28 10:48:09,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:09,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:10,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:11,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:11,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 137 states and 964 transitions. [2018-09-28 10:48:11,642 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 964 transitions. [2018-09-28 10:48:11,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:11,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:12,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:14,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:14,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 140 states and 997 transitions. [2018-09-28 10:48:14,461 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 997 transitions. [2018-09-28 10:48:14,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:14,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:14,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:16,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 143 states and 1026 transitions. [2018-09-28 10:48:16,834 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 1026 transitions. [2018-09-28 10:48:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:16,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:16,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:17,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:17,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 144 states and 1034 transitions. [2018-09-28 10:48:17,691 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 1034 transitions. [2018-09-28 10:48:17,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:17,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:17,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:18,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:18,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 145 states and 1042 transitions. [2018-09-28 10:48:18,649 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 1042 transitions. [2018-09-28 10:48:18,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:18,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:19,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:21,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:21,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 147 states and 1085 transitions. [2018-09-28 10:48:21,560 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 1085 transitions. [2018-09-28 10:48:21,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:21,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:22,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:24,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:24,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 148 states and 1094 transitions. [2018-09-28 10:48:24,008 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 1094 transitions. [2018-09-28 10:48:24,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:48:24,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:24,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:26,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:26,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 150 states and 1131 transitions. [2018-09-28 10:48:26,065 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 1131 transitions. [2018-09-28 10:48:26,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:26,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:26,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:27,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:27,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 151 states and 1146 transitions. [2018-09-28 10:48:27,669 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 1146 transitions. [2018-09-28 10:48:27,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:27,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:27,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:27,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 152 states and 1157 transitions. [2018-09-28 10:48:27,723 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 1157 transitions. [2018-09-28 10:48:27,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:27,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:27,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:27,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:27,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 153 states and 1162 transitions. [2018-09-28 10:48:27,771 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 1162 transitions. [2018-09-28 10:48:27,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:27,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:28,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:30,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:30,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 157 states and 1216 transitions. [2018-09-28 10:48:30,882 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 1216 transitions. [2018-09-28 10:48:30,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:30,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:32,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:32,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 158 states and 1226 transitions. [2018-09-28 10:48:32,463 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 1226 transitions. [2018-09-28 10:48:32,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:32,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:32,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:33,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:33,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 159 states and 1235 transitions. [2018-09-28 10:48:33,331 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 1235 transitions. [2018-09-28 10:48:33,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:33,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:33,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:35,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:35,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 162 states and 1281 transitions. [2018-09-28 10:48:35,459 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 1281 transitions. [2018-09-28 10:48:35,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:35,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:35,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:36,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:36,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 163 states and 1287 transitions. [2018-09-28 10:48:36,400 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 1287 transitions. [2018-09-28 10:48:36,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:36,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:37,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:41,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:41,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 167 states and 1346 transitions. [2018-09-28 10:48:41,602 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 1346 transitions. [2018-09-28 10:48:41,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:41,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:41,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:42,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:42,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 168 states and 1371 transitions. [2018-09-28 10:48:42,080 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 1371 transitions. [2018-09-28 10:48:42,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:42,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:43,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:45,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:45,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 169 states and 1376 transitions. [2018-09-28 10:48:45,184 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 1376 transitions. [2018-09-28 10:48:45,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:45,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:45,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:47,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:47,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 172 states and 1413 transitions. [2018-09-28 10:48:47,756 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 1413 transitions. [2018-09-28 10:48:47,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:47,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:47,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:48,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:48,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 173 states and 1429 transitions. [2018-09-28 10:48:48,833 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 1429 transitions. [2018-09-28 10:48:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:48,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:49,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:50,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:50,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 174 states and 1470 transitions. [2018-09-28 10:48:50,667 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 1470 transitions. [2018-09-28 10:48:50,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:50,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:50,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:51,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:51,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 175 states and 1489 transitions. [2018-09-28 10:48:51,856 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 1489 transitions. [2018-09-28 10:48:51,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:51,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:52,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:53,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:53,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 176 states and 1510 transitions. [2018-09-28 10:48:53,958 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 1510 transitions. [2018-09-28 10:48:53,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:53,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:54,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:57,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:57,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 178 states and 1549 transitions. [2018-09-28 10:48:57,785 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 1549 transitions. [2018-09-28 10:48:57,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:57,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:57,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:59,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:59,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 180 states and 1579 transitions. [2018-09-28 10:48:59,558 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 1579 transitions. [2018-09-28 10:48:59,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:48:59,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:00,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:03,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:03,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 182 states and 1606 transitions. [2018-09-28 10:49:03,032 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 1606 transitions. [2018-09-28 10:49:03,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:03,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:03,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:03,364 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-09-28 10:49:04,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:04,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 183 states and 1618 transitions. [2018-09-28 10:49:04,089 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 1618 transitions. [2018-09-28 10:49:04,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:04,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:04,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:05,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:05,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 184 states and 1626 transitions. [2018-09-28 10:49:05,082 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 1626 transitions. [2018-09-28 10:49:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:05,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:05,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:07,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:07,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 187 states and 1674 transitions. [2018-09-28 10:49:07,095 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 1674 transitions. [2018-09-28 10:49:07,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:07,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:07,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:08,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:08,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 188 states and 1684 transitions. [2018-09-28 10:49:08,033 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 1684 transitions. [2018-09-28 10:49:08,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:08,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:08,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:12,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:12,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 191 states and 1727 transitions. [2018-09-28 10:49:12,636 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 1727 transitions. [2018-09-28 10:49:12,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:12,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:12,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:13,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:18,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 194 states and 1783 transitions. [2018-09-28 10:49:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 1783 transitions. [2018-09-28 10:49:18,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:18,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:18,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:19,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:19,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 195 states and 1798 transitions. [2018-09-28 10:49:19,746 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 1798 transitions. [2018-09-28 10:49:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:19,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:20,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:22,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:22,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 196 states and 1822 transitions. [2018-09-28 10:49:22,585 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 1822 transitions. [2018-09-28 10:49:22,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:22,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:22,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:23,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:23,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 197 states and 1833 transitions. [2018-09-28 10:49:23,724 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 1833 transitions. [2018-09-28 10:49:23,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:23,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:23,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:24,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 198 states and 1846 transitions. [2018-09-28 10:49:24,933 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 1846 transitions. [2018-09-28 10:49:24,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:24,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:26,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:29,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 199 states and 1858 transitions. [2018-09-28 10:49:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 1858 transitions. [2018-09-28 10:49:29,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:29,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:30,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:34,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:34,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 201 states and 1917 transitions. [2018-09-28 10:49:34,716 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 1917 transitions. [2018-09-28 10:49:34,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:34,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:35,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:38,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:38,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 203 states and 1961 transitions. [2018-09-28 10:49:38,896 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 1961 transitions. [2018-09-28 10:49:38,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:38,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:40,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:42,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:42,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 204 states and 1965 transitions. [2018-09-28 10:49:42,462 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 1965 transitions. [2018-09-28 10:49:42,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:42,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:42,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:43,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:43,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 205 states and 1995 transitions. [2018-09-28 10:49:43,905 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 1995 transitions. [2018-09-28 10:49:43,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:43,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:43,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:45,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:45,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 206 states and 2009 transitions. [2018-09-28 10:49:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 2009 transitions. [2018-09-28 10:49:45,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:45,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:45,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:47,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:47,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 207 states and 2036 transitions. [2018-09-28 10:49:47,642 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 2036 transitions. [2018-09-28 10:49:47,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:47,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:47,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:49,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:49,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 208 states and 2058 transitions. [2018-09-28 10:49:49,150 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 2058 transitions. [2018-09-28 10:49:49,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:49,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:49,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:51,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:51,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 209 states and 2081 transitions. [2018-09-28 10:49:51,305 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 2081 transitions. [2018-09-28 10:49:51,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:51,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:51,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:53,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 210 states and 2114 transitions. [2018-09-28 10:49:53,230 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 2114 transitions. [2018-09-28 10:49:53,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:53,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:53,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:54,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:54,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 211 states and 2127 transitions. [2018-09-28 10:49:54,767 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 2127 transitions. [2018-09-28 10:49:54,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:54,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:54,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:56,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:56,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 212 states and 2143 transitions. [2018-09-28 10:49:56,536 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 2143 transitions. [2018-09-28 10:49:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:56,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:56,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:58,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:58,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 213 states and 2156 transitions. [2018-09-28 10:49:58,031 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 2156 transitions. [2018-09-28 10:49:58,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:49:58,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:58,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:04,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:04,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 217 states and 2251 transitions. [2018-09-28 10:50:04,419 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 2251 transitions. [2018-09-28 10:50:04,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:04,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:05,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:06,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:06,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 218 states and 2255 transitions. [2018-09-28 10:50:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 2255 transitions. [2018-09-28 10:50:06,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:06,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:06,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:07,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:07,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 219 states and 2295 transitions. [2018-09-28 10:50:07,785 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 2295 transitions. [2018-09-28 10:50:07,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:07,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:07,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:09,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:11,641 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-09-28 10:50:15,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:15,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 223 states and 2389 transitions. [2018-09-28 10:50:15,702 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 2389 transitions. [2018-09-28 10:50:15,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:15,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:17,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:21,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 225 states and 2440 transitions. [2018-09-28 10:50:21,947 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 2440 transitions. [2018-09-28 10:50:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:21,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:21,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:21,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:25,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:25,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 227 states and 2483 transitions. [2018-09-28 10:50:25,651 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 2483 transitions. [2018-09-28 10:50:25,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:25,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:25,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:25,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:27,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:27,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 228 states and 2504 transitions. [2018-09-28 10:50:27,499 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 2504 transitions. [2018-09-28 10:50:27,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:27,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:27,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:29,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:29,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 229 states and 2516 transitions. [2018-09-28 10:50:29,633 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 2516 transitions. [2018-09-28 10:50:29,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:29,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:29,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:31,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:31,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 230 states and 2533 transitions. [2018-09-28 10:50:31,380 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 2533 transitions. [2018-09-28 10:50:31,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:31,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:31,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:33,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 231 states and 2562 transitions. [2018-09-28 10:50:33,492 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 2562 transitions. [2018-09-28 10:50:33,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:33,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:33,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:37,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:37,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 233 states and 2617 transitions. [2018-09-28 10:50:37,348 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 2617 transitions. [2018-09-28 10:50:37,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:37,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:37,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:39,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:39,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 234 states and 2647 transitions. [2018-09-28 10:50:39,390 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 2647 transitions. [2018-09-28 10:50:39,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:39,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:39,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:41,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:41,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 235 states and 2659 transitions. [2018-09-28 10:50:41,568 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 2659 transitions. [2018-09-28 10:50:41,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:41,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:41,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:43,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:43,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 236 states and 2701 transitions. [2018-09-28 10:50:43,428 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 2701 transitions. [2018-09-28 10:50:43,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:43,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:43,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:45,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:45,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 237 states and 2716 transitions. [2018-09-28 10:50:45,292 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 2716 transitions. [2018-09-28 10:50:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:45,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:45,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:47,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:47,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 238 states and 2752 transitions. [2018-09-28 10:50:47,193 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 2752 transitions. [2018-09-28 10:50:47,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:47,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:47,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:49,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:49,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 239 states and 2771 transitions. [2018-09-28 10:50:49,339 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 2771 transitions. [2018-09-28 10:50:49,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:49,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:49,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:51,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:51,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 240 states and 2809 transitions. [2018-09-28 10:50:51,649 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 2809 transitions. [2018-09-28 10:50:51,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:51,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:51,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:53,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:53,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 241 states and 2851 transitions. [2018-09-28 10:50:53,467 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 2851 transitions. [2018-09-28 10:50:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:53,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:53,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:55,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:55,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 242 states and 2883 transitions. [2018-09-28 10:50:55,317 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 2883 transitions. [2018-09-28 10:50:55,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:55,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:55,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:57,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:57,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 243 states and 2924 transitions. [2018-09-28 10:50:57,115 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 2924 transitions. [2018-09-28 10:50:57,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:57,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:57,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:59,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:59,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 244 states and 2962 transitions. [2018-09-28 10:50:59,197 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 2962 transitions. [2018-09-28 10:50:59,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:50:59,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:59,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:00,824 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-09-28 10:51:01,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:01,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 245 states and 2986 transitions. [2018-09-28 10:51:01,546 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 2986 transitions. [2018-09-28 10:51:01,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:01,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:01,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:04,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:04,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 247 states and 3019 transitions. [2018-09-28 10:51:04,468 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 3019 transitions. [2018-09-28 10:51:04,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:04,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:04,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:06,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:06,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 248 states and 3050 transitions. [2018-09-28 10:51:06,280 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 3050 transitions. [2018-09-28 10:51:06,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:06,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:06,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:06,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:08,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 249 states and 3073 transitions. [2018-09-28 10:51:08,429 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 3073 transitions. [2018-09-28 10:51:08,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:08,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:08,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:10,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:10,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 250 states and 3103 transitions. [2018-09-28 10:51:10,562 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 3103 transitions. [2018-09-28 10:51:10,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:10,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:10,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:10,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:12,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:12,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3129 states to 251 states and 3129 transitions. [2018-09-28 10:51:12,381 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 3129 transitions. [2018-09-28 10:51:12,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:12,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:12,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:15,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:15,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 253 states and 3153 transitions. [2018-09-28 10:51:15,770 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 3153 transitions. [2018-09-28 10:51:15,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:15,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:15,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:19,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 255 states and 3198 transitions. [2018-09-28 10:51:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 3198 transitions. [2018-09-28 10:51:19,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:19,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:21,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:22,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:22,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 256 states and 3213 transitions. [2018-09-28 10:51:22,695 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 3213 transitions. [2018-09-28 10:51:22,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:22,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:22,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:27,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:27,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 259 states and 3287 transitions. [2018-09-28 10:51:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 3287 transitions. [2018-09-28 10:51:27,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:27,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:31,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 261 states and 3319 transitions. [2018-09-28 10:51:31,904 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 3319 transitions. [2018-09-28 10:51:31,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:31,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:31,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:37,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:37,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 264 states and 3398 transitions. [2018-09-28 10:51:37,433 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 3398 transitions. [2018-09-28 10:51:37,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:37,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:37,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-28 10:51:37,815 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 10:51:37,818 INFO L168 Benchmark]: Toolchain (without parser) took 255836.10 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 224.2 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-09-28 10:51:37,819 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:51:37,819 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.83 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:51:37,819 INFO L168 Benchmark]: Boogie Preprocessor took 72.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:51:37,820 INFO L168 Benchmark]: RCFGBuilder took 1344.37 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-09-28 10:51:37,820 INFO L168 Benchmark]: CodeCheck took 254349.20 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 171.3 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-09-28 10:51:37,823 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 953 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 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 63.83 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 72.24 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 1344.37 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * CodeCheck took 254349.20 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 171.3 MB). Peak memory consumption was 1.8 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_out3.mover.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_10-51-37-832.csv Completed graceful shutdown