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/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:14:17,814 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:14:17,816 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:14:17,828 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:14:17,828 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:14:17,830 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:14:17,831 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:14:17,833 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:14:17,834 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:14:17,835 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:14:17,836 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:14:17,836 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:14:17,837 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:14:17,838 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:14:17,839 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:14:17,840 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:14:17,841 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:14:17,843 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:14:17,845 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:14:17,846 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:14:17,848 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:14:17,849 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:14:17,851 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:14:17,852 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:14:17,852 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:14:17,853 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:14:17,854 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:14:17,855 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:14:17,856 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:14:17,857 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:14:17,857 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:14:17,858 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:14:17,858 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:14:17,858 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:14:17,859 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:14:17,860 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:14:17,860 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 11:14:17,891 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:14:17,894 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:14:17,895 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:14:17,895 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:14:17,897 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:14:17,897 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:14:17,897 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:14:17,898 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:14:17,898 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:14:17,898 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:14:17,898 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:14:17,898 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:14:17,899 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:14:17,899 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:14:17,899 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:14:17,899 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:14:17,899 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:14:17,900 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:14:17,900 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:14:17,900 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:14:17,900 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:14:17,901 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:14:17,902 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:14:17,902 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:14:17,902 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:14:17,902 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:14:17,902 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:14:17,903 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:14:17,903 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:14:17,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:14:17,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:14:17,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:14:17,991 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:14:17,992 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:14:17,993 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl [2018-09-30 11:14:17,993 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl' [2018-09-30 11:14:18,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:14:18,052 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:14:18,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:14:18,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:14:18,054 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:14:18,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:14:18" (1/1) ... [2018-09-30 11:14:18,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:14:18" (1/1) ... [2018-09-30 11:14:18,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:14:18,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:14:18,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:14:18,097 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:14:18,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:14:18" (1/1) ... [2018-09-30 11:14:18,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:14:18" (1/1) ... [2018-09-30 11:14:18,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:14:18" (1/1) ... [2018-09-30 11:14:18,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:14:18" (1/1) ... [2018-09-30 11:14:18,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:14:18" (1/1) ... [2018-09-30 11:14:18,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:14:18" (1/1) ... [2018-09-30 11:14:18,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:14:18" (1/1) ... [2018-09-30 11:14:18,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:14:18,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:14:18,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:14:18,118 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:14:18,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:14:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:14:18,203 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-30 11:14:18,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:14:18,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:14:18,416 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:14:18,417 INFO L202 PluginConnector]: Adding new model nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:14:18 BoogieIcfgContainer [2018-09-30 11:14:18,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:14:18,418 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:14:18,418 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:14:18,429 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:14:18,430 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:14:18" (1/1) ... [2018-09-30 11:14:18,442 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:14:18,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:18,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-09-30 11:14:18,480 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-09-30 11:14:18,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 11:14:18,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:18,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:18,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:18,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 6 states and 8 transitions. [2018-09-30 11:14:18,750 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 8 transitions. [2018-09-30 11:14:18,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:14:18,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:18,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:18,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:18,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-09-30 11:14:18,939 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-09-30 11:14:18,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:14:18,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:19,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:19,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2018-09-30 11:14:19,167 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2018-09-30 11:14:19,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:14:19,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:19,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:14:20,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:20,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-09-30 11:14:20,367 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-09-30 11:14:20,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 11:14:20,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:20,484 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-09-30 11:14:20,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:20,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2018-09-30 11:14:20,664 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2018-09-30 11:14:20,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:14:20,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:20,753 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-09-30 11:14:20,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:20,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2018-09-30 11:14:20,952 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2018-09-30 11:14:20,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 11:14:20,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:21,025 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-09-30 11:14:21,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:21,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-09-30 11:14:21,595 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-09-30 11:14:21,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 11:14:21,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:21,623 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 43 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-30 11:14:22,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:22,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-09-30 11:14:22,239 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-09-30 11:14:22,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:14:22,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:22,267 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-30 11:14:22,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:22,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-09-30 11:14:22,495 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-09-30 11:14:22,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 11:14:22,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:22,524 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 33 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-09-30 11:14:22,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:22,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-30 11:14:22,671 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-30 11:14:22,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:14:22,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:22,699 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-09-30 11:14:22,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:22,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-09-30 11:14:22,871 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-09-30 11:14:22,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 11:14:22,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:22,964 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-09-30 11:14:23,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2018-09-30 11:14:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2018-09-30 11:14:23,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 11:14:23,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-09-30 11:14:24,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:24,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2018-09-30 11:14:24,155 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-09-30 11:14:24,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:14:24,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:24,810 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 94 proven. 15 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-09-30 11:14:25,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2018-09-30 11:14:25,957 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2018-09-30 11:14:25,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 11:14:25,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:25,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:26,348 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 109 proven. 21 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-09-30 11:14:27,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:27,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2018-09-30 11:14:27,437 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2018-09-30 11:14:27,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:14:27,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:27,463 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 176 proven. 10 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-09-30 11:14:27,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:27,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2018-09-30 11:14:27,673 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2018-09-30 11:14:27,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 11:14:27,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:27,695 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 194 proven. 15 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-09-30 11:14:27,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:27,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2018-09-30 11:14:27,913 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2018-09-30 11:14:27,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:14:27,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:27,936 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 212 proven. 21 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-09-30 11:14:28,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:28,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 39 transitions. [2018-09-30 11:14:28,132 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2018-09-30 11:14:28,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 11:14:28,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:28,497 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-09-30 11:14:29,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:29,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2018-09-30 11:14:29,366 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2018-09-30 11:14:29,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:14:29,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:29,611 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 394 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-09-30 11:14:30,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:30,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2018-09-30 11:14:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2018-09-30 11:14:30,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 11:14:30,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:30,984 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 407 proven. 10 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-09-30 11:14:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:31,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 47 states and 54 transitions. [2018-09-30 11:14:31,251 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 54 transitions. [2018-09-30 11:14:31,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:14:31,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:31,278 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 438 proven. 15 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-09-30 11:14:31,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:31,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2018-09-30 11:14:31,577 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2018-09-30 11:14:31,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:14:31,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:31,602 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 469 proven. 21 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-09-30 11:14:32,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:32,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2018-09-30 11:14:32,195 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2018-09-30 11:14:32,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:14:32,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:32,221 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 422 proven. 10 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-09-30 11:14:32,614 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-09-30 11:14:32,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:32,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 50 states and 57 transitions. [2018-09-30 11:14:32,979 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2018-09-30 11:14:32,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:14:32,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:33,006 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 456 proven. 15 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-09-30 11:14:33,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:33,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2018-09-30 11:14:33,343 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2018-09-30 11:14:33,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:14:33,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:33,368 INFO L134 CoverageAnalysis]: Checked inductivity of 841 backedges. 490 proven. 21 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-09-30 11:14:33,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:33,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 52 states and 59 transitions. [2018-09-30 11:14:33,634 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2018-09-30 11:14:33,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:14:33,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:33,663 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 355 proven. 10 refuted. 0 times theorem prover too weak. 517 trivial. 0 not checked. [2018-09-30 11:14:33,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:33,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 53 states and 60 transitions. [2018-09-30 11:14:33,874 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2018-09-30 11:14:33,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:14:33,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:33,897 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 392 proven. 15 refuted. 0 times theorem prover too weak. 517 trivial. 0 not checked. [2018-09-30 11:14:34,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 54 states and 61 transitions. [2018-09-30 11:14:34,184 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2018-09-30 11:14:34,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:14:34,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:34,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:34,209 INFO L134 CoverageAnalysis]: Checked inductivity of 967 backedges. 429 proven. 21 refuted. 0 times theorem prover too weak. 517 trivial. 0 not checked. [2018-09-30 11:14:34,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:34,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 55 states and 62 transitions. [2018-09-30 11:14:34,535 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2018-09-30 11:14:34,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:14:34,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:34,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1011 backedges. 206 proven. 10 refuted. 0 times theorem prover too weak. 795 trivial. 0 not checked. [2018-09-30 11:14:35,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:35,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 56 states and 63 transitions. [2018-09-30 11:14:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 63 transitions. [2018-09-30 11:14:35,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:14:35,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:35,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 246 proven. 15 refuted. 0 times theorem prover too weak. 795 trivial. 0 not checked. [2018-09-30 11:14:35,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:35,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2018-09-30 11:14:35,491 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2018-09-30 11:14:35,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:14:35,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:35,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 286 proven. 21 refuted. 0 times theorem prover too weak. 795 trivial. 0 not checked. [2018-09-30 11:14:35,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:35,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 58 states and 65 transitions. [2018-09-30 11:14:35,755 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2018-09-30 11:14:35,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:14:35,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:35,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1149 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-09-30 11:14:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:38,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2018-09-30 11:14:38,362 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2018-09-30 11:14:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 11:14:38,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:38,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 391 proven. 28 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2018-09-30 11:14:38,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:38,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2018-09-30 11:14:38,821 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2018-09-30 11:14:38,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 11:14:38,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:38,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 764 proven. 28 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2018-09-30 11:14:39,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:39,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 77 transitions. [2018-09-30 11:14:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2018-09-30 11:14:39,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 11:14:39,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:39,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 991 proven. 28 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2018-09-30 11:14:39,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:39,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2018-09-30 11:14:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2018-09-30 11:14:39,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 11:14:39,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:39,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1739 backedges. 1072 proven. 28 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2018-09-30 11:14:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:40,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2018-09-30 11:14:40,132 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2018-09-30 11:14:40,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 11:14:40,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:40,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1798 backedges. 1007 proven. 28 refuted. 0 times theorem prover too weak. 763 trivial. 0 not checked. [2018-09-30 11:14:40,688 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-30 11:14:41,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:41,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 72 states and 80 transitions. [2018-09-30 11:14:41,187 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2018-09-30 11:14:41,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 11:14:41,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:41,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1858 backedges. 796 proven. 28 refuted. 0 times theorem prover too weak. 1034 trivial. 0 not checked. [2018-09-30 11:14:41,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:41,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2018-09-30 11:14:41,749 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2018-09-30 11:14:41,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 11:14:41,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:41,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1919 backedges. 0 proven. 1675 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2018-09-30 11:14:44,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:44,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 82 states and 91 transitions. [2018-09-30 11:14:44,588 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2018-09-30 11:14:44,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 11:14:44,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:44,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2451 backedges. 942 proven. 28 refuted. 0 times theorem prover too weak. 1481 trivial. 0 not checked. [2018-09-30 11:14:44,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:44,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 83 states and 92 transitions. [2018-09-30 11:14:44,957 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 92 transitions. [2018-09-30 11:14:44,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 11:14:44,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:45,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2521 backedges. 512 proven. 28 refuted. 0 times theorem prover too weak. 1981 trivial. 0 not checked. [2018-09-30 11:14:45,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 84 states and 93 transitions. [2018-09-30 11:14:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2018-09-30 11:14:45,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 11:14:45,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:45,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2592 backedges. 575 proven. 36 refuted. 0 times theorem prover too weak. 1981 trivial. 0 not checked. [2018-09-30 11:14:45,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:45,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 85 states and 94 transitions. [2018-09-30 11:14:45,900 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 94 transitions. [2018-09-30 11:14:45,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 11:14:45,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:46,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 638 proven. 45 refuted. 0 times theorem prover too weak. 1981 trivial. 0 not checked. [2018-09-30 11:14:46,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:46,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 86 states and 94 transitions. [2018-09-30 11:14:46,927 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 94 transitions. [2018-09-30 11:14:46,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 11:14:46,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:46,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:46,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2737 backedges. 1193 proven. 36 refuted. 0 times theorem prover too weak. 1508 trivial. 0 not checked. [2018-09-30 11:14:47,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:47,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 87 states and 95 transitions. [2018-09-30 11:14:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 95 transitions. [2018-09-30 11:14:47,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 11:14:47,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:47,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:47,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2811 backedges. 1258 proven. 45 refuted. 0 times theorem prover too weak. 1508 trivial. 0 not checked. [2018-09-30 11:14:48,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:48,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 88 states and 95 transitions. [2018-09-30 11:14:48,046 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 95 transitions. [2018-09-30 11:14:48,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 11:14:48,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:48,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2886 backedges. 1611 proven. 36 refuted. 0 times theorem prover too weak. 1239 trivial. 0 not checked. [2018-09-30 11:14:48,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:48,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 89 states and 96 transitions. [2018-09-30 11:14:48,699 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 96 transitions. [2018-09-30 11:14:48,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 11:14:48,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:48,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2962 backedges. 1678 proven. 45 refuted. 0 times theorem prover too weak. 1239 trivial. 0 not checked. [2018-09-30 11:14:49,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:49,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 90 states and 96 transitions. [2018-09-30 11:14:49,282 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2018-09-30 11:14:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 11:14:49,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:49,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3039 backedges. 1829 proven. 36 refuted. 0 times theorem prover too weak. 1174 trivial. 0 not checked. [2018-09-30 11:14:50,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:50,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 91 states and 97 transitions. [2018-09-30 11:14:50,188 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2018-09-30 11:14:50,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 11:14:50,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:50,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3117 backedges. 1898 proven. 45 refuted. 0 times theorem prover too weak. 1174 trivial. 0 not checked. [2018-09-30 11:14:50,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:50,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 92 states and 97 transitions. [2018-09-30 11:14:50,531 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 97 transitions. [2018-09-30 11:14:50,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 11:14:50,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:53,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3196 backedges. 0 proven. 2832 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2018-09-30 11:14:55,235 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 7 [2018-09-30 11:14:59,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:59,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 102 states and 108 transitions. [2018-09-30 11:14:59,049 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2018-09-30 11:14:59,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 11:14:59,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:59,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3961 backedges. 0 proven. 3561 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2018-09-30 11:15:03,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:03,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 112 states and 119 transitions. [2018-09-30 11:15:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 119 transitions. [2018-09-30 11:15:03,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-30 11:15:03,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:03,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4808 backedges. 0 proven. 4372 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2018-09-30 11:15:06,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:06,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 122 states and 130 transitions. [2018-09-30 11:15:06,942 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2018-09-30 11:15:06,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-30 11:15:06,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:08,080 INFO L134 CoverageAnalysis]: Checked inductivity of 5737 backedges. 0 proven. 5265 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2018-09-30 11:15:11,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:11,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 132 states and 141 transitions. [2018-09-30 11:15:11,543 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 141 transitions. [2018-09-30 11:15:11,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-30 11:15:11,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:11,593 INFO L134 CoverageAnalysis]: Checked inductivity of 6748 backedges. 3775 proven. 36 refuted. 0 times theorem prover too weak. 2937 trivial. 0 not checked. [2018-09-30 11:15:12,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:12,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 133 states and 142 transitions. [2018-09-30 11:15:12,493 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 142 transitions. [2018-09-30 11:15:12,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-30 11:15:12,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:12,526 INFO L134 CoverageAnalysis]: Checked inductivity of 6864 backedges. 3882 proven. 45 refuted. 0 times theorem prover too weak. 2937 trivial. 0 not checked. [2018-09-30 11:15:13,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:13,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 134 states and 142 transitions. [2018-09-30 11:15:13,279 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 142 transitions. [2018-09-30 11:15:13,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-30 11:15:13,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:13,310 INFO L134 CoverageAnalysis]: Checked inductivity of 6981 backedges. 3993 proven. 36 refuted. 0 times theorem prover too weak. 2952 trivial. 0 not checked. [2018-09-30 11:15:13,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:13,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 135 states and 143 transitions. [2018-09-30 11:15:13,785 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 143 transitions. [2018-09-30 11:15:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 11:15:13,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:13,819 INFO L134 CoverageAnalysis]: Checked inductivity of 7099 backedges. 4102 proven. 45 refuted. 0 times theorem prover too weak. 2952 trivial. 0 not checked. [2018-09-30 11:15:14,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:14,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 136 states and 143 transitions. [2018-09-30 11:15:14,547 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 143 transitions. [2018-09-30 11:15:14,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-30 11:15:14,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:14,577 INFO L134 CoverageAnalysis]: Checked inductivity of 7218 backedges. 4011 proven. 36 refuted. 0 times theorem prover too weak. 3171 trivial. 0 not checked. [2018-09-30 11:15:15,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:15,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 137 states and 144 transitions. [2018-09-30 11:15:15,115 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 144 transitions. [2018-09-30 11:15:15,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-30 11:15:15,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:15,144 INFO L134 CoverageAnalysis]: Checked inductivity of 7338 backedges. 4122 proven. 45 refuted. 0 times theorem prover too weak. 3171 trivial. 0 not checked. [2018-09-30 11:15:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:15,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 138 states and 144 transitions. [2018-09-30 11:15:15,737 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 144 transitions. [2018-09-30 11:15:15,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-30 11:15:15,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:15,769 INFO L134 CoverageAnalysis]: Checked inductivity of 7459 backedges. 3829 proven. 36 refuted. 0 times theorem prover too weak. 3594 trivial. 0 not checked. [2018-09-30 11:15:16,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:16,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 139 states and 145 transitions. [2018-09-30 11:15:16,245 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 145 transitions. [2018-09-30 11:15:16,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-30 11:15:16,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:16,270 INFO L134 CoverageAnalysis]: Checked inductivity of 7581 backedges. 3942 proven. 45 refuted. 0 times theorem prover too weak. 3594 trivial. 0 not checked. [2018-09-30 11:15:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:16,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 140 states and 145 transitions. [2018-09-30 11:15:16,737 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 145 transitions. [2018-09-30 11:15:16,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 11:15:16,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:16,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:16,771 INFO L134 CoverageAnalysis]: Checked inductivity of 7704 backedges. 3447 proven. 36 refuted. 0 times theorem prover too weak. 4221 trivial. 0 not checked. [2018-09-30 11:15:17,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:17,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 141 states and 146 transitions. [2018-09-30 11:15:17,298 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 146 transitions. [2018-09-30 11:15:17,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-30 11:15:17,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:17,333 INFO L134 CoverageAnalysis]: Checked inductivity of 7828 backedges. 3562 proven. 45 refuted. 0 times theorem prover too weak. 4221 trivial. 0 not checked. [2018-09-30 11:15:17,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:17,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 142 states and 146 transitions. [2018-09-30 11:15:17,919 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2018-09-30 11:15:17,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-30 11:15:17,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:17,998 INFO L134 CoverageAnalysis]: Checked inductivity of 7953 backedges. 2865 proven. 36 refuted. 0 times theorem prover too weak. 5052 trivial. 0 not checked. [2018-09-30 11:15:18,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:18,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 143 states and 147 transitions. [2018-09-30 11:15:18,562 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 147 transitions. [2018-09-30 11:15:18,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-30 11:15:18,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:18,596 INFO L134 CoverageAnalysis]: Checked inductivity of 8079 backedges. 2982 proven. 45 refuted. 0 times theorem prover too weak. 5052 trivial. 0 not checked. [2018-09-30 11:15:19,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:19,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 144 states and 147 transitions. [2018-09-30 11:15:19,111 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 147 transitions. [2018-09-30 11:15:19,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-30 11:15:19,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:19,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8206 backedges. 2083 proven. 36 refuted. 0 times theorem prover too weak. 6087 trivial. 0 not checked. [2018-09-30 11:15:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 145 states and 148 transitions. [2018-09-30 11:15:19,578 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 148 transitions. [2018-09-30 11:15:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 11:15:19,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:19,615 INFO L134 CoverageAnalysis]: Checked inductivity of 8334 backedges. 2202 proven. 45 refuted. 0 times theorem prover too weak. 6087 trivial. 0 not checked. [2018-09-30 11:15:20,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:20,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 146 states and 148 transitions. [2018-09-30 11:15:20,077 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 148 transitions. [2018-09-30 11:15:20,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 11:15:20,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:20,111 INFO L134 CoverageAnalysis]: Checked inductivity of 8463 backedges. 1101 proven. 36 refuted. 0 times theorem prover too weak. 7326 trivial. 0 not checked. [2018-09-30 11:15:20,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:20,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 147 states and 149 transitions. [2018-09-30 11:15:20,576 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 149 transitions. [2018-09-30 11:15:20,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-30 11:15:20,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:20,605 INFO L134 CoverageAnalysis]: Checked inductivity of 8593 backedges. 1222 proven. 45 refuted. 0 times theorem prover too weak. 7326 trivial. 0 not checked. [2018-09-30 11:15:21,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:21,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 148 states and 149 transitions. [2018-09-30 11:15:21,023 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 149 transitions. [2018-09-30 11:15:21,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-30 11:15:21,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 8724 backedges. 0 proven. 8064 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2018-09-30 11:15:26,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:26,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 160 states and 161 transitions. [2018-09-30 11:15:26,342 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 161 transitions. [2018-09-30 11:15:26,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-30 11:15:26,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:26,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:26,590 INFO L134 CoverageAnalysis]: Checked inductivity of 10244 backedges. 0 proven. 9529 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2018-09-30 11:15:32,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:32,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 172 states and 173 transitions. [2018-09-30 11:15:32,157 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 173 transitions. [2018-09-30 11:15:32,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-09-30 11:15:32,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:32,482 INFO L134 CoverageAnalysis]: Checked inductivity of 11886 backedges. 0 proven. 11116 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2018-09-30 11:15:38,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:38,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 184 states and 185 transitions. [2018-09-30 11:15:38,642 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 185 transitions. [2018-09-30 11:15:38,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-09-30 11:15:38,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:39,001 INFO L134 CoverageAnalysis]: Checked inductivity of 13650 backedges. 0 proven. 12825 refuted. 0 times theorem prover too weak. 825 trivial. 0 not checked. [2018-09-30 11:15:45,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:45,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 196 states and 197 transitions. [2018-09-30 11:15:45,480 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 197 transitions. [2018-09-30 11:15:45,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-09-30 11:15:45,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:45,840 INFO L134 CoverageAnalysis]: Checked inductivity of 15536 backedges. 0 proven. 14656 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2018-09-30 11:15:52,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:52,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 208 states and 209 transitions. [2018-09-30 11:15:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 209 transitions. [2018-09-30 11:15:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-09-30 11:15:52,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:53,155 INFO L134 CoverageAnalysis]: Checked inductivity of 17544 backedges. 0 proven. 16609 refuted. 0 times theorem prover too weak. 935 trivial. 0 not checked. [2018-09-30 11:16:00,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:00,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 220 states and 221 transitions. [2018-09-30 11:16:00,672 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 221 transitions. [2018-09-30 11:16:00,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-09-30 11:16:00,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:01,013 INFO L134 CoverageAnalysis]: Checked inductivity of 19674 backedges. 0 proven. 18684 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2018-09-30 11:16:08,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:08,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 232 states and 233 transitions. [2018-09-30 11:16:08,627 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 233 transitions. [2018-09-30 11:16:08,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-09-30 11:16:08,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:09,033 INFO L134 CoverageAnalysis]: Checked inductivity of 21926 backedges. 0 proven. 20881 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2018-09-30 11:16:16,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:16,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 244 states and 245 transitions. [2018-09-30 11:16:16,980 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 245 transitions. [2018-09-30 11:16:16,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-09-30 11:16:16,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:17,702 INFO L134 CoverageAnalysis]: Checked inductivity of 24300 backedges. 0 proven. 23200 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2018-09-30 11:16:26,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:26,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 256 states and 257 transitions. [2018-09-30 11:16:26,279 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 257 transitions. [2018-09-30 11:16:26,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-09-30 11:16:26,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:27,160 INFO L134 CoverageAnalysis]: Checked inductivity of 26796 backedges. 0 proven. 25641 refuted. 0 times theorem prover too weak. 1155 trivial. 0 not checked. [2018-09-30 11:16:36,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:36,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 268 states and 269 transitions. [2018-09-30 11:16:36,057 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 269 transitions. [2018-09-30 11:16:36,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-09-30 11:16:36,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:36,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:36,487 INFO L134 CoverageAnalysis]: Checked inductivity of 29414 backedges. 0 proven. 28204 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2018-09-30 11:16:45,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 280 states and 281 transitions. [2018-09-30 11:16:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 281 transitions. [2018-09-30 11:16:45,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-09-30 11:16:45,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:46,323 INFO L134 CoverageAnalysis]: Checked inductivity of 32154 backedges. 0 proven. 30889 refuted. 0 times theorem prover too weak. 1265 trivial. 0 not checked. [2018-09-30 11:16:56,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 292 states and 293 transitions. [2018-09-30 11:16:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 293 transitions. [2018-09-30 11:16:56,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-09-30 11:16:56,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:56,642 INFO L134 CoverageAnalysis]: Checked inductivity of 35016 backedges. 0 proven. 33696 refuted. 0 times theorem prover too weak. 1320 trivial. 0 not checked. [2018-09-30 11:17:06,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:17:06,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 304 states and 305 transitions. [2018-09-30 11:17:06,598 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 305 transitions. [2018-09-30 11:17:06,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-09-30 11:17:06,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:17:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:17:07,613 INFO L134 CoverageAnalysis]: Checked inductivity of 38000 backedges. 0 proven. 36625 refuted. 0 times theorem prover too weak. 1375 trivial. 0 not checked. [2018-09-30 11:17:18,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:17:18,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 316 states and 317 transitions. [2018-09-30 11:17:18,022 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 317 transitions. [2018-09-30 11:17:18,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-09-30 11:17:18,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:17:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:17:18,697 INFO L134 CoverageAnalysis]: Checked inductivity of 41106 backedges. 0 proven. 39676 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2018-09-30 11:17:29,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:17:29,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 328 states and 329 transitions. [2018-09-30 11:17:29,587 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 329 transitions. [2018-09-30 11:17:29,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-09-30 11:17:29,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:17:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:17:30,585 INFO L134 CoverageAnalysis]: Checked inductivity of 44334 backedges. 0 proven. 42849 refuted. 0 times theorem prover too weak. 1485 trivial. 0 not checked. [2018-09-30 11:17:42,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:17:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 340 states and 341 transitions. [2018-09-30 11:17:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 341 transitions. [2018-09-30 11:17:42,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-09-30 11:17:42,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:17:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:17:42,698 INFO L134 CoverageAnalysis]: Checked inductivity of 47684 backedges. 0 proven. 46144 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2018-09-30 11:17:54,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:17:54,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 352 states and 353 transitions. [2018-09-30 11:17:54,512 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 353 transitions. [2018-09-30 11:17:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-09-30 11:17:54,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:17:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:17:55,147 INFO L134 CoverageAnalysis]: Checked inductivity of 51156 backedges. 0 proven. 49561 refuted. 0 times theorem prover too weak. 1595 trivial. 0 not checked. [2018-09-30 11:18:07,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:18:07,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 364 states and 365 transitions. [2018-09-30 11:18:07,615 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 365 transitions. [2018-09-30 11:18:07,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-09-30 11:18:07,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:18:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:18:08,286 INFO L134 CoverageAnalysis]: Checked inductivity of 54750 backedges. 0 proven. 53100 refuted. 0 times theorem prover too weak. 1650 trivial. 0 not checked. Received shutdown request... [2018-09-30 11:18:19,422 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 11:18:19,425 INFO L168 Benchmark]: Toolchain (without parser) took 241376.75 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 864.5 MB in the end (delta: 594.9 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-09-30 11:18:19,426 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:18:19,426 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.95 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:18:19,427 INFO L168 Benchmark]: Boogie Preprocessor took 20.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:18:19,427 INFO L168 Benchmark]: RCFGBuilder took 299.46 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 11:18:19,428 INFO L168 Benchmark]: CodeCheck took 241006.39 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 864.5 MB in the end (delta: 573.8 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-09-30 11:18:19,432 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 1494 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 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.95 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 299.46 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 241006.39 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 864.5 MB in the end (delta: 573.8 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-18-19-443.csv Completed graceful shutdown