java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:52:07,514 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:52:07,516 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:52:07,533 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:52:07,534 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:52:07,535 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:52:07,538 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:52:07,540 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:52:07,542 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:52:07,544 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:52:07,546 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:52:07,546 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:52:07,547 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:52:07,548 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:52:07,549 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:52:07,557 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:52:07,558 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:52:07,560 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:52:07,565 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:52:07,567 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:52:07,567 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:52:07,570 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:52:07,573 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:52:07,573 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:52:07,574 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:52:07,574 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:52:07,575 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:52:07,576 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:52:07,578 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:52:07,579 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:52:07,579 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:52:07,580 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:52:07,580 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:52:07,580 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:52:07,581 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:52:07,582 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:52:07,582 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-02 12:52:07,597 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:52:07,597 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:52:07,598 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:52:07,598 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:52:07,599 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:52:07,599 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:52:07,599 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:52:07,599 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:52:07,600 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:52:07,600 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:52:07,600 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:52:07,600 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:52:07,600 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:52:07,600 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:52:07,601 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:52:07,601 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:52:07,601 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:52:07,601 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:52:07,601 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:52:07,602 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:52:07,602 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:52:07,602 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:52:07,602 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:52:07,604 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:52:07,604 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:52:07,605 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:52:07,605 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:52:07,605 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:52:07,605 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:52:07,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:52:07,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:52:07,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:52:07,690 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:52:07,690 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:52:07,691 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl [2018-10-02 12:52:07,691 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl' [2018-10-02 12:52:07,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:52:07,733 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:52:07,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:52:07,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:52:07,734 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:52:07,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:07" (1/1) ... [2018-10-02 12:52:07,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:07" (1/1) ... [2018-10-02 12:52:07,774 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-02 12:52:07,775 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-02 12:52:07,775 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-02 12:52:07,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:52:07,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:52:07,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:52:07,778 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:52:07,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:07" (1/1) ... [2018-10-02 12:52:07,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:07" (1/1) ... [2018-10-02 12:52:07,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:07" (1/1) ... [2018-10-02 12:52:07,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:07" (1/1) ... [2018-10-02 12:52:07,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:07" (1/1) ... [2018-10-02 12:52:07,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:07" (1/1) ... [2018-10-02 12:52:07,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:07" (1/1) ... [2018-10-02 12:52:07,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:52:07,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:52:07,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:52:07,801 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:52:07,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:52:07,874 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-02 12:52:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-02 12:52:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-02 12:52:08,087 INFO L337 CfgBuilder]: Using library mode [2018-10-02 12:52:08,087 INFO L202 PluginConnector]: Adding new model Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:52:08 BoogieIcfgContainer [2018-10-02 12:52:08,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:52:08,088 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:52:08,088 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:52:08,100 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:52:08,101 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:52:08" (1/1) ... [2018-10-02 12:52:08,113 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:52:08,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:08,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-02 12:52:08,158 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-02 12:52:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-02 12:52:08,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:08,546 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 9 [2018-10-02 12:52:08,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:08,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:08,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-02 12:52:08,634 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-02 12:52:08,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:52:08,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:08,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:09,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:09,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-10-02 12:52:09,125 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-10-02 12:52:09,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 12:52:09,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:09,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:09,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:09,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:09,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 9 states and 17 transitions. [2018-10-02 12:52:09,787 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 17 transitions. [2018-10-02 12:52:09,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 12:52:09,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:09,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:10,348 WARN L178 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-02 12:52:10,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:10,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-10-02 12:52:10,425 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-10-02 12:52:10,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 12:52:10,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:10,579 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:10,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 11 states and 21 transitions. [2018-10-02 12:52:10,818 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 21 transitions. [2018-10-02 12:52:10,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:52:10,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:10,967 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:11,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:11,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2018-10-02 12:52:11,233 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2018-10-02 12:52:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:52:11,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:11,353 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:11,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:11,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-10-02 12:52:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-10-02 12:52:11,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:52:11,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:11,771 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:12,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:12,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-10-02 12:52:12,024 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-10-02 12:52:12,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:52:12,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:12,191 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:12,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2018-10-02 12:52:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2018-10-02 12:52:12,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:52:12,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:12,578 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:12,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:12,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-10-02 12:52:12,981 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-10-02 12:52:12,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 12:52:12,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:13,143 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:13,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:13,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2018-10-02 12:52:13,424 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2018-10-02 12:52:13,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:52:13,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:14,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:14,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-02 12:52:14,069 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-02 12:52:14,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-02 12:52:14,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:14,270 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:14,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:14,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-10-02 12:52:14,571 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-10-02 12:52:14,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 12:52:14,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:14,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:14,809 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:15,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:15,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-10-02 12:52:15,330 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-10-02 12:52:15,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-02 12:52:15,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:15,610 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:15,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:15,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2018-10-02 12:52:15,944 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2018-10-02 12:52:15,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 12:52:15,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:16,231 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:17,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:17,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-10-02 12:52:17,176 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-10-02 12:52:17,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-02 12:52:17,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:17,583 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:18,073 WARN L178 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-10-02 12:52:18,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:18,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2018-10-02 12:52:18,949 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2018-10-02 12:52:18,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 12:52:18,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:20,010 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:20,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:20,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-10-02 12:52:20,818 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-10-02 12:52:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-02 12:52:20,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:20,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:20,985 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:21,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:21,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 25 states and 49 transitions. [2018-10-02 12:52:21,275 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 49 transitions. [2018-10-02 12:52:21,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 12:52:21,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:21,580 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:21,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2018-10-02 12:52:21,954 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2018-10-02 12:52:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-02 12:52:21,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:22,331 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:22,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:22,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2018-10-02 12:52:22,702 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2018-10-02 12:52:22,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 12:52:22,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:23,048 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:23,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2018-10-02 12:52:23,510 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2018-10-02 12:52:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-02 12:52:23,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:23,728 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:24,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:24,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2018-10-02 12:52:24,056 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2018-10-02 12:52:24,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 12:52:24,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:24,601 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:25,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:25,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-10-02 12:52:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-10-02 12:52:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-02 12:52:25,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:25,997 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:26,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:26,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-10-02 12:52:26,486 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-10-02 12:52:26,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 12:52:26,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:27,274 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:27,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:27,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-10-02 12:52:27,894 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-10-02 12:52:27,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-02 12:52:27,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:28,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:28,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2018-10-02 12:52:28,436 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2018-10-02 12:52:28,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 12:52:28,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:28,658 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:29,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:29,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2018-10-02 12:52:29,071 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2018-10-02 12:52:29,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-02 12:52:29,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:29,450 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:30,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-10-02 12:52:30,115 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-10-02 12:52:30,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 12:52:30,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:31,075 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:31,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:31,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2018-10-02 12:52:31,453 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2018-10-02 12:52:31,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-02 12:52:31,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:31,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:31,948 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:32,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2018-10-02 12:52:32,436 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2018-10-02 12:52:32,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 12:52:32,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:32,770 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:33,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:33,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2018-10-02 12:52:33,219 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2018-10-02 12:52:33,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-02 12:52:33,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:33,648 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:34,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:34,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2018-10-02 12:52:34,109 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2018-10-02 12:52:34,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 12:52:34,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:34,440 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:34,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:34,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2018-10-02 12:52:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2018-10-02 12:52:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-02 12:52:34,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:35,253 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:35,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2018-10-02 12:52:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2018-10-02 12:52:35,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 12:52:35,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:36,348 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:37,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:37,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2018-10-02 12:52:37,112 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2018-10-02 12:52:37,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-02 12:52:37,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:37,387 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2018-10-02 12:52:37,879 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2018-10-02 12:52:37,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 12:52:37,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:38,447 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:39,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:39,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2018-10-02 12:52:39,036 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2018-10-02 12:52:39,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-02 12:52:39,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:40,059 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:40,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:40,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2018-10-02 12:52:40,559 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2018-10-02 12:52:40,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 12:52:40,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:40,797 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:41,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:41,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2018-10-02 12:52:41,541 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2018-10-02 12:52:41,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-02 12:52:41,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:42,006 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:42,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:42,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2018-10-02 12:52:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2018-10-02 12:52:42,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 12:52:42,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:42,921 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:43,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:43,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2018-10-02 12:52:43,441 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2018-10-02 12:52:43,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-02 12:52:43,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:44,306 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:45,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:45,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2018-10-02 12:52:45,019 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2018-10-02 12:52:45,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 12:52:45,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:45,408 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:45,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:45,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2018-10-02 12:52:45,992 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2018-10-02 12:52:45,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-02 12:52:45,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:46,508 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:47,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:47,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 101 transitions. [2018-10-02 12:52:47,085 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2018-10-02 12:52:47,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 12:52:47,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:47,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:47,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:47,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:47,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2018-10-02 12:52:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2018-10-02 12:52:47,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-02 12:52:47,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:48,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:49,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:49,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2018-10-02 12:52:49,261 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2018-10-02 12:52:49,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 12:52:49,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:49,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:50,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:50,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2018-10-02 12:52:50,179 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2018-10-02 12:52:50,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-02 12:52:50,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:51,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:52,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:52,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2018-10-02 12:52:52,330 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2018-10-02 12:52:52,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 12:52:52,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:52,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:53,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:53,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 111 transitions. [2018-10-02 12:52:53,311 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 111 transitions. [2018-10-02 12:52:53,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-02 12:52:53,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:53,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:54,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:54,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2018-10-02 12:52:54,444 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2018-10-02 12:52:54,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:52:54,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:54,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:55,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:55,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2018-10-02 12:52:55,569 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2018-10-02 12:52:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-02 12:52:55,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:56,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:57,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:57,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2018-10-02 12:52:57,180 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2018-10-02 12:52:57,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 12:52:57,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:57,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:58,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:58,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2018-10-02 12:52:58,147 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2018-10-02 12:52:58,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-02 12:52:58,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:58,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:59,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:59,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 61 states and 121 transitions. [2018-10-02 12:52:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2018-10-02 12:52:59,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-02 12:52:59,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:00,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:00,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2018-10-02 12:53:00,505 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2018-10-02 12:53:00,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-02 12:53:00,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:00,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:01,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:01,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2018-10-02 12:53:01,870 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2018-10-02 12:53:01,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-02 12:53:01,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:02,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:02,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-10-02 12:53:02,834 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-10-02 12:53:02,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-02 12:53:02,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:03,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:04,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:04,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-10-02 12:53:04,359 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-10-02 12:53:04,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-02 12:53:04,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:04,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:05,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:05,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2018-10-02 12:53:05,400 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2018-10-02 12:53:05,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-02 12:53:05,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:05,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:06,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:06,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2018-10-02 12:53:06,652 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2018-10-02 12:53:06,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-02 12:53:06,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:07,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:08,995 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-10-02 12:53:14,772 WARN L178 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-02 12:53:17,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:17,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 135 transitions. [2018-10-02 12:53:17,097 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 135 transitions. [2018-10-02 12:53:17,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-02 12:53:17,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:17,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:18,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:18,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2018-10-02 12:53:18,124 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2018-10-02 12:53:18,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-02 12:53:18,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:18,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:19,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2018-10-02 12:53:19,235 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2018-10-02 12:53:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-02 12:53:19,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:19,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:20,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:20,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2018-10-02 12:53:20,336 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2018-10-02 12:53:20,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-02 12:53:20,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:21,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:22,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:22,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-10-02 12:53:22,384 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-10-02 12:53:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-02 12:53:22,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:22,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:23,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:23,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2018-10-02 12:53:23,552 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2018-10-02 12:53:23,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-02 12:53:23,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:23,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:24,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:24,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2018-10-02 12:53:24,711 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2018-10-02 12:53:24,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-02 12:53:24,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:25,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:25,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:25,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2018-10-02 12:53:25,974 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2018-10-02 12:53:25,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-02 12:53:25,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:27,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:28,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:28,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2018-10-02 12:53:28,188 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2018-10-02 12:53:28,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-02 12:53:28,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:28,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:29,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:29,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2018-10-02 12:53:29,436 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2018-10-02 12:53:29,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-02 12:53:29,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:30,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:31,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 78 states and 155 transitions. [2018-10-02 12:53:31,620 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2018-10-02 12:53:31,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-02 12:53:31,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:32,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:33,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:33,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-10-02 12:53:33,097 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-10-02 12:53:33,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-02 12:53:33,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:34,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:35,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:35,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2018-10-02 12:53:35,133 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2018-10-02 12:53:35,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-02 12:53:35,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:35,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:36,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:36,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2018-10-02 12:53:36,473 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2018-10-02 12:53:36,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-02 12:53:36,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:36,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:38,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:38,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 163 transitions. [2018-10-02 12:53:38,085 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 163 transitions. [2018-10-02 12:53:38,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-02 12:53:38,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:38,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:39,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:39,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2018-10-02 12:53:39,376 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2018-10-02 12:53:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-02 12:53:39,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:39,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:40,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:40,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2018-10-02 12:53:40,708 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2018-10-02 12:53:40,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-02 12:53:40,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:41,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:42,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:42,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2018-10-02 12:53:42,851 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2018-10-02 12:53:42,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-02 12:53:42,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:43,235 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:44,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:44,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 171 transitions. [2018-10-02 12:53:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2018-10-02 12:53:44,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-02 12:53:44,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:44,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:45,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:45,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 87 states and 173 transitions. [2018-10-02 12:53:45,490 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2018-10-02 12:53:45,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-02 12:53:45,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:45,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:46,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:46,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 88 states and 175 transitions. [2018-10-02 12:53:46,917 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2018-10-02 12:53:46,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-02 12:53:46,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:47,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:48,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:48,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 177 transitions. [2018-10-02 12:53:48,637 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 177 transitions. [2018-10-02 12:53:48,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-02 12:53:48,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:48,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:49,085 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:50,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:50,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2018-10-02 12:53:50,138 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2018-10-02 12:53:50,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-02 12:53:50,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:50,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:51,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:51,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 91 states and 181 transitions. [2018-10-02 12:53:51,549 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2018-10-02 12:53:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-02 12:53:51,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:52,027 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:53,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:53,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 183 transitions. [2018-10-02 12:53:53,333 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 183 transitions. [2018-10-02 12:53:53,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-02 12:53:53,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:54,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:54,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2018-10-02 12:53:54,923 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2018-10-02 12:53:54,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-02 12:53:54,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:55,351 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:56,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2018-10-02 12:53:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2018-10-02 12:53:56,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-02 12:53:56,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:56,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:58,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2018-10-02 12:53:58,105 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2018-10-02 12:53:58,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-02 12:53:58,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:58,657 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:59,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:59,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 96 states and 191 transitions. [2018-10-02 12:53:59,757 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2018-10-02 12:53:59,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-02 12:53:59,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:59,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:00,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:01,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:01,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 97 states and 193 transitions. [2018-10-02 12:54:01,271 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 193 transitions. [2018-10-02 12:54:01,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-02 12:54:01,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:01,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:02,052 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-10-02 12:54:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2018-10-02 12:54:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2018-10-02 12:54:03,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-02 12:54:03,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:04,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:04,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2018-10-02 12:54:04,746 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2018-10-02 12:54:04,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-02 12:54:04,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:05,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:06,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:06,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2018-10-02 12:54:06,693 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2018-10-02 12:54:06,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-02 12:54:06,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:06,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:07,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:08,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:08,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 201 transitions. [2018-10-02 12:54:08,542 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 201 transitions. [2018-10-02 12:54:08,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-02 12:54:08,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:10,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:10,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 203 transitions. [2018-10-02 12:54:10,143 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 203 transitions. [2018-10-02 12:54:10,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-02 12:54:10,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:10,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:11,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2018-10-02 12:54:11,818 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2018-10-02 12:54:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-02 12:54:11,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:12,311 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:13,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:13,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2018-10-02 12:54:13,749 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2018-10-02 12:54:13,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-02 12:54:13,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:14,219 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:15,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:15,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2018-10-02 12:54:15,404 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2018-10-02 12:54:15,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-02 12:54:15,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:15,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:17,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:17,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2018-10-02 12:54:17,054 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2018-10-02 12:54:17,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-02 12:54:17,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:17,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:18,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:18,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2018-10-02 12:54:18,929 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2018-10-02 12:54:18,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-02 12:54:18,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:19,524 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:20,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:20,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2018-10-02 12:54:20,708 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2018-10-02 12:54:20,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-02 12:54:20,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:21,222 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:22,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:22,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2018-10-02 12:54:22,439 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2018-10-02 12:54:22,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-02 12:54:22,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:23,037 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:24,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:24,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2018-10-02 12:54:24,623 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2018-10-02 12:54:24,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-02 12:54:24,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:25,137 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:26,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:26,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2018-10-02 12:54:26,418 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2018-10-02 12:54:26,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-02 12:54:26,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:26,935 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:28,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2018-10-02 12:54:28,170 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2018-10-02 12:54:28,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-02 12:54:28,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:28,848 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:30,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:30,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2018-10-02 12:54:30,078 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2018-10-02 12:54:30,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-02 12:54:30,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:30,642 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:31,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:31,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2018-10-02 12:54:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2018-10-02 12:54:31,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-02 12:54:31,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:32,415 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:33,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:33,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2018-10-02 12:54:33,936 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2018-10-02 12:54:33,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-02 12:54:33,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:34,454 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:35,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:35,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 116 states and 231 transitions. [2018-10-02 12:54:35,779 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 231 transitions. [2018-10-02 12:54:35,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-02 12:54:35,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:36,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:37,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:37,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2018-10-02 12:54:37,865 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2018-10-02 12:54:37,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-02 12:54:37,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:38,520 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:40,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:40,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2018-10-02 12:54:40,100 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2018-10-02 12:54:40,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-02 12:54:40,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:40,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:41,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:41,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 119 states and 237 transitions. [2018-10-02 12:54:41,961 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 237 transitions. [2018-10-02 12:54:41,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-02 12:54:41,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:44,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:44,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2018-10-02 12:54:44,011 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2018-10-02 12:54:44,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-02 12:54:44,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:44,552 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:45,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2018-10-02 12:54:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2018-10-02 12:54:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-02 12:54:45,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:47,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:47,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2018-10-02 12:54:47,869 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2018-10-02 12:54:47,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-02 12:54:47,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:48,430 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:49,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:49,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2018-10-02 12:54:49,998 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2018-10-02 12:54:49,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-02 12:54:49,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:50,552 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:51,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:51,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2018-10-02 12:54:51,911 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2018-10-02 12:54:51,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-02 12:54:51,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:52,602 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:54,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:54,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2018-10-02 12:54:54,063 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-10-02 12:54:54,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-02 12:54:54,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:54,704 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:56,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2018-10-02 12:54:56,100 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2018-10-02 12:54:56,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-02 12:54:56,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:56,727 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:54:58,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:54:58,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2018-10-02 12:54:58,158 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2018-10-02 12:54:58,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-02 12:54:58,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:54:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:54:58,776 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:00,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:00,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2018-10-02 12:55:00,530 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2018-10-02 12:55:00,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-02 12:55:00,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:01,147 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:02,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 129 states and 257 transitions. [2018-10-02 12:55:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 257 transitions. [2018-10-02 12:55:02,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-02 12:55:02,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:03,156 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:04,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:04,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2018-10-02 12:55:04,843 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2018-10-02 12:55:04,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-02 12:55:04,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:05,471 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:06,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:06,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 131 states and 261 transitions. [2018-10-02 12:55:06,954 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-10-02 12:55:06,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-02 12:55:06,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:07,721 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:09,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:09,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2018-10-02 12:55:09,181 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2018-10-02 12:55:09,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-02 12:55:09,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:09,986 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:11,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:11,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 133 states and 265 transitions. [2018-10-02 12:55:11,467 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 265 transitions. [2018-10-02 12:55:11,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-02 12:55:11,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:12,632 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:14,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:14,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2018-10-02 12:55:14,149 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2018-10-02 12:55:14,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-02 12:55:14,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:15,063 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:16,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:16,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2018-10-02 12:55:16,743 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2018-10-02 12:55:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-02 12:55:16,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:17,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:18,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:18,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 271 transitions. [2018-10-02 12:55:18,940 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 271 transitions. [2018-10-02 12:55:18,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-02 12:55:18,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:19,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:21,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:21,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 137 states and 273 transitions. [2018-10-02 12:55:21,349 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 273 transitions. [2018-10-02 12:55:21,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-02 12:55:21,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:22,017 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:23,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:23,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 275 transitions. [2018-10-02 12:55:23,578 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 275 transitions. [2018-10-02 12:55:23,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-02 12:55:23,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:24,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:26,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:26,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2018-10-02 12:55:26,185 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2018-10-02 12:55:26,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-02 12:55:26,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:26,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:28,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:28,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2018-10-02 12:55:28,475 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2018-10-02 12:55:28,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-02 12:55:28,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:29,152 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:30,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:30,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 141 states and 281 transitions. [2018-10-02 12:55:30,918 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 281 transitions. [2018-10-02 12:55:30,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-02 12:55:30,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:31,609 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:33,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2018-10-02 12:55:33,171 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2018-10-02 12:55:33,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-02 12:55:33,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:33,962 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:35,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 143 states and 285 transitions. [2018-10-02 12:55:35,762 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2018-10-02 12:55:35,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-02 12:55:35,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:36,441 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:38,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:38,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 144 states and 287 transitions. [2018-10-02 12:55:38,062 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 287 transitions. [2018-10-02 12:55:38,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-02 12:55:38,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:38,767 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:40,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:40,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 145 states and 289 transitions. [2018-10-02 12:55:40,658 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 289 transitions. [2018-10-02 12:55:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-02 12:55:40,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:41,354 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:43,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2018-10-02 12:55:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2018-10-02 12:55:43,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-02 12:55:43,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:43,812 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:45,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:45,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2018-10-02 12:55:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2018-10-02 12:55:45,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-02 12:55:45,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:46,386 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:48,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:48,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2018-10-02 12:55:48,016 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2018-10-02 12:55:48,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-02 12:55:48,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:48,747 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:50,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:50,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2018-10-02 12:55:50,756 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2018-10-02 12:55:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-02 12:55:50,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:51,579 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:53,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 299 transitions. [2018-10-02 12:55:53,272 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 299 transitions. [2018-10-02 12:55:53,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-02 12:55:53,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:54,056 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:55,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:55,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2018-10-02 12:55:55,875 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2018-10-02 12:55:55,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-02 12:55:55,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:56,647 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-02 12:55:58,016 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-02 12:55:58,018 INFO L168 Benchmark]: Toolchain (without parser) took 230287.70 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 344.5 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-02 12:55:58,019 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:55:58,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.52 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:55:58,020 INFO L168 Benchmark]: Boogie Preprocessor took 22.37 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:55:58,020 INFO L168 Benchmark]: RCFGBuilder took 286.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 12:55:58,021 INFO L168 Benchmark]: CodeCheck took 229929.45 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 323.4 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-02 12:55:58,023 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 871 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.52 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.37 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 286.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 229929.45 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 323.4 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-WithArrays.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_12-55-58-033.csv Completed graceful shutdown