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/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:07:33,740 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:07:33,742 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:07:33,754 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:07:33,755 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:07:33,756 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:07:33,757 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:07:33,759 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:07:33,760 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:07:33,761 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:07:33,762 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:07:33,763 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:07:33,763 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:07:33,764 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:07:33,766 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:07:33,766 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:07:33,767 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:07:33,774 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:07:33,779 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:07:33,783 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:07:33,785 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:07:33,786 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:07:33,788 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:07:33,789 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:07:33,789 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:07:33,790 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:07:33,791 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:07:33,792 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:07:33,793 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:07:33,794 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:07:33,794 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:07:33,795 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:07:33,795 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:07:33,795 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:07:33,796 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:07:33,799 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:07:33,799 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-04 13:07:33,829 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:07:33,829 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:07:33,830 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:07:33,830 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:07:33,835 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:07:33,837 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:07:33,837 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:07:33,837 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:07:33,837 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:07:33,837 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:07:33,838 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:07:33,838 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:07:33,838 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:07:33,838 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:07:33,838 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:07:33,839 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:07:33,840 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:07:33,840 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:07:33,840 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:07:33,841 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:07:33,841 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:07:33,841 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:07:33,841 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:07:33,841 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:07:33,842 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:07:33,842 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:07:33,843 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:07:33,843 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:07:33,843 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:07:33,915 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:07:33,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:07:33,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:07:33,941 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:07:33,942 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:07:33,943 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-10-04 13:07:33,943 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-10-04 13:07:33,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:07:33,991 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:07:33,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:07:33,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:07:33,992 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:07:34,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:33" (1/1) ... [2018-10-04 13:07:34,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:33" (1/1) ... [2018-10-04 13:07:34,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:07:34,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:07:34,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:07:34,031 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:07:34,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:33" (1/1) ... [2018-10-04 13:07:34,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:33" (1/1) ... [2018-10-04 13:07:34,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:33" (1/1) ... [2018-10-04 13:07:34,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:33" (1/1) ... [2018-10-04 13:07:34,046 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:33" (1/1) ... [2018-10-04 13:07:34,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:33" (1/1) ... [2018-10-04 13:07:34,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:33" (1/1) ... [2018-10-04 13:07:34,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:07:34,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:07:34,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:07:34,051 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:07:34,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:07:34,115 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-04 13:07:34,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:07:34,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:07:34,361 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:07:34,362 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:07:34 BoogieIcfgContainer [2018-10-04 13:07:34,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:07:34,362 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:07:34,362 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:07:34,371 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:07:34,372 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:07:34" (1/1) ... [2018-10-04 13:07:34,384 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:07:34,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:34,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 13:07:34,419 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 13:07:34,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 13:07:34,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:34,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:34,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:34,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 13:07:34,781 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 13:07:34,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:07:34,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:34,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:35,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:35,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-04 13:07:35,218 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 13:07:35,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:07:35,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:35,350 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:35,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:35,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-04 13:07:35,803 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-04 13:07:35,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:07:35,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:35,877 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:36,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:36,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 13:07:36,269 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 13:07:36,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:36,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:36,472 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:36,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-10-04 13:07:36,665 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-10-04 13:07:36,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:36,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:36,770 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:36,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:36,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-10-04 13:07:36,980 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-10-04 13:07:36,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:07:36,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:37,084 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:37,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:37,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-04 13:07:37,341 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-04 13:07:37,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:37,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:37,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:37,855 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:38,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:38,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-10-04 13:07:38,148 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-10-04 13:07:38,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:07:38,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:38,527 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:38,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:38,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-10-04 13:07:38,932 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-10-04 13:07:38,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:07:38,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:39,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:39,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-10-04 13:07:39,398 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-10-04 13:07:39,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:07:39,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:39,496 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:39,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:39,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-10-04 13:07:39,746 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-10-04 13:07:39,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:07:39,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:40,124 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:40,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-10-04 13:07:40,673 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-10-04 13:07:40,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:07:40,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:40,882 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:41,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:41,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-10-04 13:07:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-10-04 13:07:41,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:07:41,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:41,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2018-10-04 13:07:41,600 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-10-04 13:07:41,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:07:41,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:41,704 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:41,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:41,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-10-04 13:07:41,981 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-10-04 13:07:41,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:07:41,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:43,927 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-10-04 13:07:44,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:44,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-10-04 13:07:44,416 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-10-04 13:07:44,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:07:44,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:45,333 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:46,105 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-10-04 13:07:47,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:47,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-10-04 13:07:47,466 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-10-04 13:07:47,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:07:47,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:47,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:47,606 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:47,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:47,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2018-10-04 13:07:47,936 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-10-04 13:07:47,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:07:47,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:48,227 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:48,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:48,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-10-04 13:07:48,556 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-04 13:07:48,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:07:48,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:48,723 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:49,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-10-04 13:07:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-10-04 13:07:49,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 13:07:49,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:49,196 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:49,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:49,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-10-04 13:07:49,556 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-10-04 13:07:49,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:07:49,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:49,751 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:50,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:50,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-10-04 13:07:50,118 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-10-04 13:07:50,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:07:50,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:50,282 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:51,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:51,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-10-04 13:07:51,055 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-10-04 13:07:51,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:07:51,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:51,289 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:51,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:51,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2018-10-04 13:07:51,883 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-10-04 13:07:51,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 13:07:51,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:52,996 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:53,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:53,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-10-04 13:07:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-10-04 13:07:53,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:07:53,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:54,146 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:54,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:54,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2018-10-04 13:07:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-10-04 13:07:54,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 13:07:54,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:54,695 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:55,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-10-04 13:07:55,154 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-10-04 13:07:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:07:55,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:56,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:56,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-10-04 13:07:56,328 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-10-04 13:07:56,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 13:07:56,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:56,550 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:56,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:56,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-10-04 13:07:56,961 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-10-04 13:07:56,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:07:56,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:57,178 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:57,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:57,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2018-10-04 13:07:57,741 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-10-04 13:07:57,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:07:57,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:58,220 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:58,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-10-04 13:07:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-10-04 13:07:58,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:07:58,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:58,873 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:59,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:59,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2018-10-04 13:07:59,345 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2018-10-04 13:07:59,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:07:59,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:59,586 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:00,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-10-04 13:08:00,112 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-10-04 13:08:00,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:08:00,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:00,400 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:01,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:01,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-10-04 13:08:01,289 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-10-04 13:08:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:08:01,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:02,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:02,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-10-04 13:08:02,354 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-10-04 13:08:02,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:08:02,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:02,554 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:03,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:03,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2018-10-04 13:08:03,077 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-10-04 13:08:03,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:08:03,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:03,322 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:04,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:04,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-10-04 13:08:04,430 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-10-04 13:08:04,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:08:04,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:04,718 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:05,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:05,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2018-10-04 13:08:05,346 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-10-04 13:08:05,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:08:05,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:05,570 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:06,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:06,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-10-04 13:08:06,432 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-10-04 13:08:06,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:08:06,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:06,688 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:07,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:07,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-10-04 13:08:07,360 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-10-04 13:08:07,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:08:07,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:07,632 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:08,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:08,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-10-04 13:08:08,375 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-10-04 13:08:08,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:08:08,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:08,673 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:09,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:09,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2018-10-04 13:08:09,350 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-10-04 13:08:09,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:08:09,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:09,642 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:10,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:10,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-10-04 13:08:10,285 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-10-04 13:08:10,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:08:10,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:10,843 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:11,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:11,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2018-10-04 13:08:11,822 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-10-04 13:08:11,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:08:11,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:12,124 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:12,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:12,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-10-04 13:08:12,812 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-10-04 13:08:12,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:08:12,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:13,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:14,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:14,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-10-04 13:08:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-10-04 13:08:14,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:08:14,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:14,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:15,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:15,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-10-04 13:08:15,808 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-10-04 13:08:15,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:08:15,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:15,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:16,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:17,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2018-10-04 13:08:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-10-04 13:08:17,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:08:17,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:17,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:17,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:18,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:18,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-10-04 13:08:18,347 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-10-04 13:08:18,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:08:18,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:18,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:19,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 54 states and 55 transitions. [2018-10-04 13:08:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-10-04 13:08:19,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:08:19,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:19,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:20,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:20,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-10-04 13:08:20,607 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-10-04 13:08:20,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:08:20,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:20,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:21,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:21,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-10-04 13:08:21,975 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-10-04 13:08:21,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:08:21,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:22,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:23,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:23,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-10-04 13:08:23,071 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-10-04 13:08:23,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:08:23,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:23,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:24,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:24,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2018-10-04 13:08:24,169 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-10-04 13:08:24,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:08:24,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:24,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:25,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:25,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-10-04 13:08:25,392 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-10-04 13:08:25,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:08:25,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:26,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:27,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 60 states and 61 transitions. [2018-10-04 13:08:27,067 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2018-10-04 13:08:27,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:08:27,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:27,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:28,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:28,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-10-04 13:08:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-10-04 13:08:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:08:28,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:29,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:29,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:29,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 62 states and 63 transitions. [2018-10-04 13:08:29,929 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-10-04 13:08:29,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:08:29,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:30,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:31,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:31,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-10-04 13:08:31,358 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-10-04 13:08:31,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:08:31,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:31,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:32,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 64 states and 65 transitions. [2018-10-04 13:08:32,748 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 65 transitions. [2018-10-04 13:08:32,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:08:32,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:33,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:34,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-10-04 13:08:34,018 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-10-04 13:08:34,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:08:34,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:34,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:35,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:35,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 66 states and 67 transitions. [2018-10-04 13:08:35,403 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2018-10-04 13:08:35,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:08:35,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:35,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:36,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:36,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-10-04 13:08:36,947 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-10-04 13:08:36,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:08:36,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:37,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:37,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:38,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:38,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 68 states and 69 transitions. [2018-10-04 13:08:38,253 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2018-10-04 13:08:38,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-04 13:08:38,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:38,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:39,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-10-04 13:08:39,652 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-10-04 13:08:39,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 13:08:39,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:40,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:41,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 70 states and 71 transitions. [2018-10-04 13:08:41,097 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2018-10-04 13:08:41,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-04 13:08:41,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:41,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:43,784 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-10-04 13:08:46,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:46,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-10-04 13:08:46,021 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-10-04 13:08:46,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:08:46,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:46,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:47,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 72 states and 73 transitions. [2018-10-04 13:08:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2018-10-04 13:08:47,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-04 13:08:47,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:48,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:49,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:49,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-10-04 13:08:49,167 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-10-04 13:08:49,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 13:08:49,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:49,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:50,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:50,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 74 states and 75 transitions. [2018-10-04 13:08:50,717 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2018-10-04 13:08:50,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-04 13:08:50,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:51,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:52,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:52,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-10-04 13:08:52,566 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-10-04 13:08:52,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:08:52,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:54,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:55,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:55,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 76 states and 77 transitions. [2018-10-04 13:08:55,160 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 77 transitions. [2018-10-04 13:08:55,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-04 13:08:55,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:55,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:56,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:56,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-10-04 13:08:56,752 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-10-04 13:08:56,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 13:08:56,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:57,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:58,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:59,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:59,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 78 states and 79 transitions. [2018-10-04 13:08:59,351 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 79 transitions. [2018-10-04 13:08:59,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-04 13:08:59,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:00,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:01,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-10-04 13:09:01,148 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-10-04 13:09:01,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:09:01,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:02,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 80 states and 81 transitions. [2018-10-04 13:09:02,974 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2018-10-04 13:09:02,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-04 13:09:02,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:04,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:05,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:05,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-10-04 13:09:05,446 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-10-04 13:09:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 13:09:05,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:06,160 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:07,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 82 states and 83 transitions. [2018-10-04 13:09:07,211 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2018-10-04 13:09:07,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-04 13:09:07,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:07,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:09,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:09,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-10-04 13:09:09,063 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-10-04 13:09:09,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:09:09,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:10,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:11,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 84 states and 85 transitions. [2018-10-04 13:09:11,109 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 85 transitions. [2018-10-04 13:09:11,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-04 13:09:11,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:12,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:13,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:13,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-10-04 13:09:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-10-04 13:09:13,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 13:09:13,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:14,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:15,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:15,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 86 states and 87 transitions. [2018-10-04 13:09:15,372 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 87 transitions. [2018-10-04 13:09:15,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-04 13:09:15,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:16,156 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:17,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:17,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-10-04 13:09:17,320 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-10-04 13:09:17,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:09:17,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:18,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:19,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:19,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 88 states and 89 transitions. [2018-10-04 13:09:19,401 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 89 transitions. [2018-10-04 13:09:19,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-04 13:09:19,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:20,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:21,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-10-04 13:09:21,369 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-10-04 13:09:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 13:09:21,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:22,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:23,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:23,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 90 states and 91 transitions. [2018-10-04 13:09:23,950 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 91 transitions. [2018-10-04 13:09:23,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-04 13:09:23,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:24,856 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:26,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:26,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-10-04 13:09:26,049 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-10-04 13:09:26,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 13:09:26,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:26,955 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:28,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:28,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 92 states and 93 transitions. [2018-10-04 13:09:28,496 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2018-10-04 13:09:28,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-04 13:09:28,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:29,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:29,430 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:30,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:30,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-10-04 13:09:30,647 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-10-04 13:09:30,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 13:09:30,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:31,580 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:32,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:32,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 94 states and 95 transitions. [2018-10-04 13:09:32,831 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 95 transitions. [2018-10-04 13:09:32,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-04 13:09:32,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:35,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-10-04 13:09:35,014 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-10-04 13:09:35,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 13:09:35,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:36,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:37,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:37,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 96 states and 97 transitions. [2018-10-04 13:09:37,266 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 97 transitions. [2018-10-04 13:09:37,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-04 13:09:37,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:38,523 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:39,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:39,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-10-04 13:09:39,840 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-10-04 13:09:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 13:09:39,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:40,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:42,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:42,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 98 states and 99 transitions. [2018-10-04 13:09:42,222 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 99 transitions. [2018-10-04 13:09:42,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-04 13:09:42,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:43,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:45,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-10-04 13:09:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-10-04 13:09:45,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 13:09:45,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:46,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:47,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:47,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 100 states and 101 transitions. [2018-10-04 13:09:47,496 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 101 transitions. [2018-10-04 13:09:47,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-04 13:09:47,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:48,793 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:50,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:50,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-10-04 13:09:50,155 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-10-04 13:09:50,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 13:09:50,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:51,460 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:52,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:52,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 102 states and 103 transitions. [2018-10-04 13:09:52,775 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-10-04 13:09:52,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-04 13:09:52,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:53,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:55,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:55,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-10-04 13:09:55,428 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-10-04 13:09:55,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 13:09:55,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:56,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:58,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:58,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 104 states and 105 transitions. [2018-10-04 13:09:58,150 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2018-10-04 13:09:58,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-04 13:09:58,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:59,427 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:00,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:00,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-10-04 13:10:00,870 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-10-04 13:10:00,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 13:10:00,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:02,229 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:03,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:03,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 106 states and 107 transitions. [2018-10-04 13:10:03,833 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 107 transitions. [2018-10-04 13:10:03,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-04 13:10:03,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:05,172 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:06,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:06,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-10-04 13:10:06,587 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-10-04 13:10:06,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 13:10:06,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:08,065 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:09,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:09,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 108 states and 109 transitions. [2018-10-04 13:10:09,656 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 109 transitions. [2018-10-04 13:10:09,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-04 13:10:09,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:10,993 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:12,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-10-04 13:10:12,480 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-10-04 13:10:12,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 13:10:12,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:13,867 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:15,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:15,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 110 states and 111 transitions. [2018-10-04 13:10:15,493 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 111 transitions. [2018-10-04 13:10:15,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-04 13:10:15,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:16,865 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:18,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:18,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-10-04 13:10:18,380 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-10-04 13:10:18,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 13:10:18,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:19,821 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:21,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:21,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 112 states and 113 transitions. [2018-10-04 13:10:21,303 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2018-10-04 13:10:21,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-04 13:10:21,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:22,823 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:24,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:24,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-10-04 13:10:24,394 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-10-04 13:10:24,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 13:10:24,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:25,987 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:27,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:27,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 114 states and 115 transitions. [2018-10-04 13:10:27,554 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2018-10-04 13:10:27,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-04 13:10:27,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:29,141 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:30,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-10-04 13:10:30,897 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-10-04 13:10:30,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 13:10:30,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:32,433 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:33,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:33,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 116 states and 117 transitions. [2018-10-04 13:10:33,957 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2018-10-04 13:10:33,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-04 13:10:33,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:35,671 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-10-04 13:10:37,201 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-10-04 13:10:37,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 13:10:37,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:38,855 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:40,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:40,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 118 states and 119 transitions. [2018-10-04 13:10:40,620 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 119 transitions. [2018-10-04 13:10:40,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-04 13:10:40,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:42,329 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:44,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:44,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-10-04 13:10:44,110 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-10-04 13:10:44,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 13:10:44,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:45,869 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:47,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:47,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 120 states and 121 transitions. [2018-10-04 13:10:47,474 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 121 transitions. [2018-10-04 13:10:47,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-04 13:10:47,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:49,178 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:51,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:51,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-10-04 13:10:51,011 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-10-04 13:10:51,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 13:10:51,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:52,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:52,876 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:54,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:54,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 122 states and 123 transitions. [2018-10-04 13:10:54,511 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2018-10-04 13:10:54,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-04 13:10:54,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:56,325 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:57,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:57,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-10-04 13:10:57,955 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-10-04 13:10:57,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 13:10:57,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:59,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:01,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:01,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 124 states and 125 transitions. [2018-10-04 13:11:01,775 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 125 transitions. [2018-10-04 13:11:01,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-04 13:11:01,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:03,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:03,516 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:05,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:05,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-10-04 13:11:05,334 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-10-04 13:11:05,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 13:11:05,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:07,320 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:09,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:09,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 126 states and 127 transitions. [2018-10-04 13:11:09,014 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 127 transitions. [2018-10-04 13:11:09,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-04 13:11:09,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:11,126 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:12,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:12,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-10-04 13:11:12,785 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-10-04 13:11:12,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 13:11:12,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:14,671 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:16,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:16,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 128 states and 129 transitions. [2018-10-04 13:11:16,625 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2018-10-04 13:11:16,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-04 13:11:16,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:18,570 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:20,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:20,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-10-04 13:11:20,265 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-10-04 13:11:20,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 13:11:20,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:22,408 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:24,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:24,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 130 states and 131 transitions. [2018-10-04 13:11:24,162 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 131 transitions. [2018-10-04 13:11:24,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-04 13:11:24,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:26,393 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:28,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:28,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-10-04 13:11:28,173 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-10-04 13:11:28,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 13:11:28,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:29,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:30,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:32,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:32,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 132 states and 133 transitions. [2018-10-04 13:11:32,425 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2018-10-04 13:11:32,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-04 13:11:32,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:36,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-10-04 13:11:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-10-04 13:11:36,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 13:11:36,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:39,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 13:11:40,197 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:11:40,199 INFO L168 Benchmark]: Toolchain (without parser) took 246209.69 ms. Allocated memory was 1.6 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -100.1 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-10-04 13:11:40,200 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:11:40,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.11 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:11:40,201 INFO L168 Benchmark]: Boogie Preprocessor took 19.50 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:11:40,202 INFO L168 Benchmark]: RCFGBuilder took 311.20 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:11:40,202 INFO L168 Benchmark]: CodeCheck took 245836.31 ms. Allocated memory was 1.6 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -121.2 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-10-04 13:11:40,206 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 778 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.11 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.50 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 311.20 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 245836.31 ms. Allocated memory was 1.6 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -121.2 MB). Peak memory consumption was 1.9 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/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-11-40-218.csv Completed graceful shutdown