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_PUPT.epf -i ../../../trunk/examples/programs/real-life/threadpooling_out2.mover.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:40:45,893 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:40:45,896 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:40:45,916 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:40:45,916 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:40:45,918 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:40:45,919 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:40:45,922 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:40:45,924 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:40:45,933 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:40:45,934 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:40:45,934 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:40:45,936 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:40:45,938 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:40:45,941 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:40:45,942 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:40:45,943 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:40:45,946 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:40:45,951 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:40:45,955 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:40:45,957 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:40:45,959 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:40:45,964 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:40:45,964 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:40:45,964 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:40:45,965 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:40:45,966 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:40:45,967 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:40:45,968 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:40:45,969 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:40:45,969 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:40:45,970 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:40:45,970 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:40:45,970 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:40:45,971 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:40:45,972 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:40:45,972 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 11:40:45,989 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:40:45,989 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:40:45,990 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:40:45,991 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:40:45,992 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:40:45,992 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:40:45,992 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:40:45,993 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:40:45,993 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:40:45,993 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:40:45,993 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:40:45,994 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:40:45,995 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:40:45,995 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:40:45,995 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:40:45,995 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:40:45,995 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:40:45,996 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:40:45,996 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:40:45,996 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 11:40:45,996 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:40:45,997 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:40:45,998 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:40:45,998 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:40:45,998 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:40:45,998 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:40:45,998 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:40:45,999 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:40:45,999 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:40:45,999 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:40:46,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:40:46,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:40:46,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:40:46,091 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:40:46,092 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:40:46,093 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out2.mover.bpl [2018-09-30 11:40:46,093 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out2.mover.bpl' [2018-09-30 11:40:46,171 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:40:46,175 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:40:46,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:40:46,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:40:46,176 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:40:46,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:46" (1/1) ... [2018-09-30 11:40:46,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:46" (1/1) ... [2018-09-30 11:40:46,216 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 11:40:46,216 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 11:40:46,216 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 11:40:46,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:40:46,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:40:46,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:40:46,220 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:40:46,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:46" (1/1) ... [2018-09-30 11:40:46,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:46" (1/1) ... [2018-09-30 11:40:46,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:46" (1/1) ... [2018-09-30 11:40:46,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:46" (1/1) ... [2018-09-30 11:40:46,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:46" (1/1) ... [2018-09-30 11:40:46,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:46" (1/1) ... [2018-09-30 11:40:46,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:46" (1/1) ... [2018-09-30 11:40:46,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:40:46,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:40:46,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:40:46,252 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:40:46,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:46" (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 11:40:46,325 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-30 11:40:46,326 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-30 11:40:46,326 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-30 11:40:46,854 INFO L345 CfgBuilder]: Using library mode [2018-09-30 11:40:46,854 INFO L202 PluginConnector]: Adding new model threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:40:46 BoogieIcfgContainer [2018-09-30 11:40:46,855 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:40:46,855 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:40:46,856 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:40:46,868 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:40:46,868 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:40:46" (1/1) ... [2018-09-30 11:40:46,882 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 11:40:46,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:46,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-09-30 11:40:46,921 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-09-30 11:40:46,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:40:46,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:47,131 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 11:40:47,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:47,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 19 states and 45 transitions. [2018-09-30 11:40:47,907 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 45 transitions. [2018-09-30 11:40:47,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:40:47,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:48,016 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 11:40:49,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:49,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 22 states and 61 transitions. [2018-09-30 11:40:49,313 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 61 transitions. [2018-09-30 11:40:49,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:40:49,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:49,393 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 11:40:49,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 24 states and 73 transitions. [2018-09-30 11:40:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 73 transitions. [2018-09-30 11:40:49,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:40:49,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:49,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:49,920 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 11:40:50,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:50,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 27 states and 90 transitions. [2018-09-30 11:40:50,982 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 90 transitions. [2018-09-30 11:40:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:40:50,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:51,081 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 11:40:52,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:52,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 30 states and 112 transitions. [2018-09-30 11:40:52,088 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 112 transitions. [2018-09-30 11:40:52,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:40:52,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:52,131 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 11:40:52,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:52,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 31 states and 118 transitions. [2018-09-30 11:40:52,717 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 118 transitions. [2018-09-30 11:40:52,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:40:52,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:52,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:54,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:54,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 35 states and 141 transitions. [2018-09-30 11:40:54,185 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 141 transitions. [2018-09-30 11:40:54,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:40:54,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:54,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:55,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 36 states and 146 transitions. [2018-09-30 11:40:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 146 transitions. [2018-09-30 11:40:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:40:55,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:55,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:56,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:56,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 37 states and 151 transitions. [2018-09-30 11:40:56,216 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 151 transitions. [2018-09-30 11:40:56,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:40:56,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:56,354 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 11:40:58,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:58,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 41 states and 176 transitions. [2018-09-30 11:40:58,820 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 176 transitions. [2018-09-30 11:40:58,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:40:58,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:58,923 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 11:40:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:59,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 42 states and 183 transitions. [2018-09-30 11:40:59,998 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 183 transitions. [2018-09-30 11:40:59,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:40:59,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:00,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:00,230 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 11:41:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:01,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 43 states and 191 transitions. [2018-09-30 11:41:01,016 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 191 transitions. [2018-09-30 11:41:01,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:41:01,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:01,058 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 11:41:02,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:02,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 44 states and 195 transitions. [2018-09-30 11:41:02,077 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 195 transitions. [2018-09-30 11:41:02,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:41:02,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:02,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:04,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:04,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 47 states and 216 transitions. [2018-09-30 11:41:04,239 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 216 transitions. [2018-09-30 11:41:04,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:41:04,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:04,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:04,405 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 11:41:06,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:06,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 50 states and 243 transitions. [2018-09-30 11:41:06,109 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 243 transitions. [2018-09-30 11:41:06,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:41:06,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:06,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:07,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:07,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 52 states and 268 transitions. [2018-09-30 11:41:07,962 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 268 transitions. [2018-09-30 11:41:07,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:41:07,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:08,004 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 11:41:09,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:09,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 54 states and 294 transitions. [2018-09-30 11:41:09,370 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 294 transitions. [2018-09-30 11:41:09,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:41:09,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:09,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:10,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:10,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 55 states and 311 transitions. [2018-09-30 11:41:10,525 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 311 transitions. [2018-09-30 11:41:10,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:10,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:10,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:12,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 57 states and 331 transitions. [2018-09-30 11:41:12,635 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 331 transitions. [2018-09-30 11:41:12,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:12,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:12,746 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 11:41:13,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 58 states and 337 transitions. [2018-09-30 11:41:13,639 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 337 transitions. [2018-09-30 11:41:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:13,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:14,565 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 11:41:16,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:16,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 60 states and 355 transitions. [2018-09-30 11:41:16,559 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 355 transitions. [2018-09-30 11:41:16,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:16,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:16,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:16,733 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 11:41:18,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:18,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 62 states and 379 transitions. [2018-09-30 11:41:18,829 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 379 transitions. [2018-09-30 11:41:18,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:18,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:18,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:19,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:19,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 63 states and 388 transitions. [2018-09-30 11:41:19,932 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 388 transitions. [2018-09-30 11:41:19,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:19,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:19,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:20,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:20,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 64 states and 403 transitions. [2018-09-30 11:41:20,986 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 403 transitions. [2018-09-30 11:41:20,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:20,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:20,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:21,003 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 11:41:22,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:22,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 66 states and 425 transitions. [2018-09-30 11:41:22,935 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 425 transitions. [2018-09-30 11:41:22,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:22,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:22,962 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 11:41:24,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:24,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 67 states and 437 transitions. [2018-09-30 11:41:24,182 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 437 transitions. [2018-09-30 11:41:24,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:24,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:24,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:25,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 68 states and 443 transitions. [2018-09-30 11:41:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 443 transitions. [2018-09-30 11:41:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:25,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:25,876 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 11:41:28,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:28,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 70 states and 468 transitions. [2018-09-30 11:41:28,254 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 468 transitions. [2018-09-30 11:41:28,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:28,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:28,289 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 11:41:29,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:29,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 71 states and 477 transitions. [2018-09-30 11:41:29,462 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 477 transitions. [2018-09-30 11:41:29,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:29,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:29,584 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:41:30,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:30,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 72 states and 487 transitions. [2018-09-30 11:41:30,893 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 487 transitions. [2018-09-30 11:41:30,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:30,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:30,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:31,492 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 11:41:35,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:35,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 75 states and 531 transitions. [2018-09-30 11:41:35,034 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 531 transitions. [2018-09-30 11:41:35,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:35,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:35,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:36,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:36,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 76 states and 548 transitions. [2018-09-30 11:41:36,475 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 548 transitions. [2018-09-30 11:41:36,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:36,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:36,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:41,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:41,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 80 states and 589 transitions. [2018-09-30 11:41:41,291 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 589 transitions. [2018-09-30 11:41:41,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:41,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:41,334 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 11:41:42,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:42,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 81 states and 593 transitions. [2018-09-30 11:41:42,537 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 593 transitions. [2018-09-30 11:41:42,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:42,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:42,556 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 11:41:43,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:43,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 82 states and 612 transitions. [2018-09-30 11:41:43,715 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 612 transitions. [2018-09-30 11:41:43,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:43,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:44,054 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 11:41:46,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:46,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 84 states and 639 transitions. [2018-09-30 11:41:46,637 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 639 transitions. [2018-09-30 11:41:46,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:46,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:46,788 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 11:41:48,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:48,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 85 states and 653 transitions. [2018-09-30 11:41:48,271 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 653 transitions. [2018-09-30 11:41:48,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:48,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:48,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:50,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:50,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 87 states and 686 transitions. [2018-09-30 11:41:50,798 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 686 transitions. [2018-09-30 11:41:50,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:50,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:50,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:52,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:52,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 88 states and 691 transitions. [2018-09-30 11:41:52,783 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 691 transitions. [2018-09-30 11:41:52,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:52,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:52,812 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 11:41:54,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:54,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 89 states and 699 transitions. [2018-09-30 11:41:54,131 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 699 transitions. [2018-09-30 11:41:54,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:54,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:54,340 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:41:55,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:55,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 90 states and 708 transitions. [2018-09-30 11:41:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 708 transitions. [2018-09-30 11:41:55,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:55,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:56,211 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 11:41:57,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:57,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 91 states and 713 transitions. [2018-09-30 11:41:57,941 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 713 transitions. [2018-09-30 11:41:57,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:57,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:58,136 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:41:59,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:59,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 92 states and 720 transitions. [2018-09-30 11:41:59,658 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 720 transitions. [2018-09-30 11:41:59,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:59,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:59,685 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 11:42:03,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:03,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 95 states and 759 transitions. [2018-09-30 11:42:03,753 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 759 transitions. [2018-09-30 11:42:03,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:42:03,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:03,844 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 11:42:07,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:07,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 98 states and 791 transitions. [2018-09-30 11:42:07,837 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 791 transitions. [2018-09-30 11:42:07,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:42:07,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:08,405 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 11:42:13,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:13,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 101 states and 833 transitions. [2018-09-30 11:42:13,673 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 833 transitions. [2018-09-30 11:42:13,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:42:13,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:13,720 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 11:42:15,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:15,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 102 states and 848 transitions. [2018-09-30 11:42:15,853 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 848 transitions. [2018-09-30 11:42:15,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:42:15,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:15,944 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 11:42:18,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:18,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 103 states and 865 transitions. [2018-09-30 11:42:18,344 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 865 transitions. [2018-09-30 11:42:18,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:42:18,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:18,521 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 11:42:21,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:21,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 104 states and 889 transitions. [2018-09-30 11:42:21,145 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 889 transitions. [2018-09-30 11:42:21,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:42:21,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:21,179 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 11:42:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:23,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 105 states and 896 transitions. [2018-09-30 11:42:23,408 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 896 transitions. [2018-09-30 11:42:23,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:42:23,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:24,267 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 11:42:28,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:28,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 107 states and 926 transitions. [2018-09-30 11:42:28,657 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 926 transitions. [2018-09-30 11:42:28,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:42:28,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:28,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:32,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:32,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 109 states and 942 transitions. [2018-09-30 11:42:32,298 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 942 transitions. [2018-09-30 11:42:32,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:42:32,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:32,689 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 11:42:36,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:36,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 111 states and 972 transitions. [2018-09-30 11:42:36,432 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 972 transitions. [2018-09-30 11:42:36,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:42:36,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:36,463 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 11:42:40,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:40,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 113 states and 1000 transitions. [2018-09-30 11:42:40,224 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 1000 transitions. [2018-09-30 11:42:40,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:42:40,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:40,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:42:42,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:42,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 114 states and 1004 transitions. [2018-09-30 11:42:42,336 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 1004 transitions. [2018-09-30 11:42:42,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:42:42,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:42,395 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:45,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:45,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 115 states and 1017 transitions. [2018-09-30 11:42:45,414 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 1017 transitions. [2018-09-30 11:42:45,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:42:45,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:45,456 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:42:48,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:48,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 116 states and 1023 transitions. [2018-09-30 11:42:48,184 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 1023 transitions. [2018-09-30 11:42:48,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:42:48,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:42:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:52,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 118 states and 1039 transitions. [2018-09-30 11:42:52,962 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 1039 transitions. [2018-09-30 11:42:52,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:42:52,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:56,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:56,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 119 states and 1063 transitions. [2018-09-30 11:42:56,554 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 1063 transitions. [2018-09-30 11:42:56,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:42:56,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:00,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:00,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 120 states and 1082 transitions. [2018-09-30 11:43:00,005 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 1082 transitions. [2018-09-30 11:43:00,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:00,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:00,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:05,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:05,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 122 states and 1145 transitions. [2018-09-30 11:43:05,345 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 1145 transitions. [2018-09-30 11:43:05,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:05,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:05,397 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:43:08,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:08,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 123 states and 1155 transitions. [2018-09-30 11:43:08,421 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 1155 transitions. [2018-09-30 11:43:08,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:08,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:08,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:12,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 124 states and 1170 transitions. [2018-09-30 11:43:12,211 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 1170 transitions. [2018-09-30 11:43:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:12,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:12,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:43:15,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:15,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 125 states and 1186 transitions. [2018-09-30 11:43:15,273 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 1186 transitions. [2018-09-30 11:43:15,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:15,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:15,326 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:43:17,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:17,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 126 states and 1204 transitions. [2018-09-30 11:43:17,955 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 1204 transitions. [2018-09-30 11:43:17,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:17,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:17,982 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:23,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:23,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 129 states and 1233 transitions. [2018-09-30 11:43:23,910 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 1233 transitions. [2018-09-30 11:43:23,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:23,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:23,932 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 11:43:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:27,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 130 states and 1249 transitions. [2018-09-30 11:43:27,195 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 1249 transitions. [2018-09-30 11:43:27,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:27,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:27,211 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:43:30,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:30,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 131 states and 1258 transitions. [2018-09-30 11:43:30,233 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 1258 transitions. [2018-09-30 11:43:30,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:30,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:30,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:30,286 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 11:43:33,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:33,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 132 states and 1276 transitions. [2018-09-30 11:43:33,611 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 1276 transitions. [2018-09-30 11:43:33,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:33,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:33,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:43:36,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:36,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 133 states and 1284 transitions. [2018-09-30 11:43:36,511 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 1284 transitions. [2018-09-30 11:43:36,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:36,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:36,523 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:43:40,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:40,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 134 states and 1302 transitions. [2018-09-30 11:43:40,006 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 1302 transitions. [2018-09-30 11:43:40,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:40,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:40,351 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:47,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:47,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 137 states and 1343 transitions. [2018-09-30 11:43:47,198 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 1343 transitions. [2018-09-30 11:43:47,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:47,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:47,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:47,241 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:51,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:51,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 138 states and 1376 transitions. [2018-09-30 11:43:51,007 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 1376 transitions. [2018-09-30 11:43:51,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:51,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:43:54,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:54,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 139 states and 1392 transitions. [2018-09-30 11:43:54,386 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 1392 transitions. [2018-09-30 11:43:54,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:54,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:54,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:43:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 140 states and 1413 transitions. [2018-09-30 11:43:58,075 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 1413 transitions. [2018-09-30 11:43:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:43:58,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:58,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:01,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 141 states and 1432 transitions. [2018-09-30 11:44:01,877 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 1432 transitions. [2018-09-30 11:44:01,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:44:01,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:01,932 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:44:05,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:05,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 142 states and 1447 transitions. [2018-09-30 11:44:05,470 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 1447 transitions. [2018-09-30 11:44:05,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:44:05,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:05,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:44:08,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:08,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 143 states and 1456 transitions. [2018-09-30 11:44:08,871 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 1456 transitions. [2018-09-30 11:44:08,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:44:08,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:10,058 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:15,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:15,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 144 states and 1468 transitions. [2018-09-30 11:44:15,198 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 1468 transitions. [2018-09-30 11:44:15,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:44:15,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:15,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:22,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 146 states and 1492 transitions. [2018-09-30 11:44:22,329 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 1492 transitions. [2018-09-30 11:44:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:44:22,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:22,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:44:28,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:28,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 148 states and 1515 transitions. [2018-09-30 11:44:28,613 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 1515 transitions. [2018-09-30 11:44:28,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:44:28,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:28,662 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:33,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:33,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 149 states and 1524 transitions. [2018-09-30 11:44:33,143 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 1524 transitions. [2018-09-30 11:44:33,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:44:33,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:33,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:44:38,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:38,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 150 states and 1539 transitions. [2018-09-30 11:44:38,066 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 1539 transitions. [2018-09-30 11:44:38,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:44:38,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:38,082 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:42,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:42,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 151 states and 1550 transitions. [2018-09-30 11:44:42,010 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 1550 transitions. [2018-09-30 11:44:42,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:44:42,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:42,043 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:46,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 152 states and 1564 transitions. [2018-09-30 11:44:46,936 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 1564 transitions. [2018-09-30 11:44:46,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:44:46,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:47,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:44:58,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:58,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 155 states and 1612 transitions. [2018-09-30 11:44:58,001 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 1612 transitions. [2018-09-30 11:44:58,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:44:58,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:58,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:45:02,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:02,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 156 states and 1640 transitions. [2018-09-30 11:45:02,306 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 1640 transitions. [2018-09-30 11:45:02,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:45:02,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:02,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:45:08,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:08,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 158 states and 1652 transitions. [2018-09-30 11:45:08,603 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 1652 transitions. [2018-09-30 11:45:08,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:45:08,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:09,475 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown