java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:05:56,551 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:05:56,555 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:05:56,575 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:05:56,576 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:05:56,579 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:05:56,581 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:05:56,583 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:05:56,586 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:05:56,588 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:05:56,589 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:05:56,591 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:05:56,593 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:05:56,594 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:05:56,597 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:05:56,598 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:05:56,599 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:05:56,609 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:05:56,614 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:05:56,616 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:05:56,617 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:05:56,620 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:05:56,624 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:05:56,624 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:05:56,624 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:05:56,625 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:05:56,626 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:05:56,627 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:05:56,628 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:05:56,629 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:05:56,629 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:05:56,630 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:05:56,630 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:05:56,630 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:05:56,634 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:05:56,635 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:05:56,635 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 11:05:56,661 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:05:56,662 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:05:56,663 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:05:56,663 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:05:56,663 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:05:56,664 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:05:56,664 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:05:56,664 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:05:56,664 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:05:56,664 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:05:56,665 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:05:56,665 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:05:56,665 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:05:56,665 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:05:56,665 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:05:56,665 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:05:56,666 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:05:56,666 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:05:56,666 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:05:56,666 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:05:56,666 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:05:56,667 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:05:56,667 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:05:56,667 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:05:56,667 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:05:56,667 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:05:56,668 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:05:56,668 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:05:56,668 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:05:56,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:05:56,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:05:56,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:05:56,744 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:05:56,745 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:05:56,746 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl [2018-09-30 11:05:56,746 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl' [2018-09-30 11:05:56,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:05:56,854 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:05:56,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:05:56,855 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:05:56,855 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:05:56,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:56" (1/1) ... [2018-09-30 11:05:56,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:56" (1/1) ... [2018-09-30 11:05:56,901 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 11:05:56,901 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 11:05:56,902 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 11:05:56,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:05:56,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:05:56,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:05:56,905 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:05:56,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:56" (1/1) ... [2018-09-30 11:05:56,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:56" (1/1) ... [2018-09-30 11:05:56,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:56" (1/1) ... [2018-09-30 11:05:56,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:56" (1/1) ... [2018-09-30 11:05:56,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:56" (1/1) ... [2018-09-30 11:05:56,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:56" (1/1) ... [2018-09-30 11:05:56,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:56" (1/1) ... [2018-09-30 11:05:56,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:05:56,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:05:56,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:05:56,989 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:05:56,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:56" (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 11:05:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-09-30 11:05:57,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-09-30 11:05:57,263 WARN L674 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-09-30 11:05:57,263 WARN L639 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-30 11:05:59,110 INFO L345 CfgBuilder]: Using library mode [2018-09-30 11:05:59,111 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:05:59 BoogieIcfgContainer [2018-09-30 11:05:59,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:05:59,112 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:05:59,112 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:05:59,124 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:05:59,124 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:05:59" (1/1) ... [2018-09-30 11:05:59,137 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:05:59,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:05:59,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 86 states and 148 transitions. [2018-09-30 11:05:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 148 transitions. [2018-09-30 11:05:59,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:05:59,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:05:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:05:59,388 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 11:05:59,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:05:59,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2018-09-30 11:05:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2018-09-30 11:05:59,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 11:05:59,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:05:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:05:59,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:05:59,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:05:59,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-09-30 11:05:59,837 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-09-30 11:05:59,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 11:05:59,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:05:59,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:05:59,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:00,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:00,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-09-30 11:06:00,510 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-09-30 11:06:00,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:06:00,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:00,593 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:00,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:00,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 223 transitions. [2018-09-30 11:06:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2018-09-30 11:06:00,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:06:00,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:00,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:00,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:00,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2018-09-30 11:06:00,900 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2018-09-30 11:06:00,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:06:00,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:00,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:01,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:01,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 135 states and 241 transitions. [2018-09-30 11:06:01,354 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 241 transitions. [2018-09-30 11:06:01,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 11:06:01,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:01,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:01,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:01,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2018-09-30 11:06:01,578 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2018-09-30 11:06:01,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:06:01,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:01,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:06:01,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:01,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 149 states and 275 transitions. [2018-09-30 11:06:01,955 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 275 transitions. [2018-09-30 11:06:01,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:06:01,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:01,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:01,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:01,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 151 states and 278 transitions. [2018-09-30 11:06:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 278 transitions. [2018-09-30 11:06:01,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:06:01,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:02,014 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:02,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:02,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 277 transitions. [2018-09-30 11:06:02,024 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 277 transitions. [2018-09-30 11:06:02,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:06:02,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:02,556 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:03,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:03,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 169 states and 304 transitions. [2018-09-30 11:06:03,750 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2018-09-30 11:06:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:06:03,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:03,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:06:04,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:04,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 170 states and 305 transitions. [2018-09-30 11:06:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 305 transitions. [2018-09-30 11:06:04,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:06:04,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:04,109 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:04,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:04,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 171 states and 306 transitions. [2018-09-30 11:06:04,190 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2018-09-30 11:06:04,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:06:04,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:04,210 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:04,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:04,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 174 states and 317 transitions. [2018-09-30 11:06:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 317 transitions. [2018-09-30 11:06:04,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:06:04,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:04,528 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:07,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:07,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 207 states and 389 transitions. [2018-09-30 11:06:07,157 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 389 transitions. [2018-09-30 11:06:07,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:06:07,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:07,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:07,181 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:06:07,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:07,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 209 states and 392 transitions. [2018-09-30 11:06:07,320 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 392 transitions. [2018-09-30 11:06:07,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:06:07,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:07,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:07,361 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:07,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:07,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 210 states and 393 transitions. [2018-09-30 11:06:07,413 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 393 transitions. [2018-09-30 11:06:07,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:06:07,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:07,428 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:07,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:07,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 210 states and 392 transitions. [2018-09-30 11:06:07,435 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 392 transitions. [2018-09-30 11:06:07,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:06:07,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:08,013 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:08,333 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-30 11:06:09,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:09,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 226 states and 418 transitions. [2018-09-30 11:06:09,065 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2018-09-30 11:06:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:06:09,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:09,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:09,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:09,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 227 states and 419 transitions. [2018-09-30 11:06:09,130 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2018-09-30 11:06:09,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:06:09,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:09,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:09,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:09,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 228 states and 420 transitions. [2018-09-30 11:06:09,219 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2018-09-30 11:06:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 11:06:09,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:10,062 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:11,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 253 states and 475 transitions. [2018-09-30 11:06:11,873 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 475 transitions. [2018-09-30 11:06:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 11:06:11,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:11,888 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:12,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:12,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 254 states and 477 transitions. [2018-09-30 11:06:12,093 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 477 transitions. [2018-09-30 11:06:12,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:06:12,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:12,117 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:12,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:12,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 255 states and 478 transitions. [2018-09-30 11:06:12,517 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 478 transitions. [2018-09-30 11:06:12,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:06:12,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:12,535 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:12,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:12,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 256 states and 479 transitions. [2018-09-30 11:06:12,730 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 479 transitions. [2018-09-30 11:06:12,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:06:12,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:12,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:12,820 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:13,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:13,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 258 states and 488 transitions. [2018-09-30 11:06:13,007 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 488 transitions. [2018-09-30 11:06:13,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:06:13,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:13,305 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:14,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:14,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 281 states and 546 transitions. [2018-09-30 11:06:14,847 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 546 transitions. [2018-09-30 11:06:14,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:06:14,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:14,932 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:15,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:15,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 288 states and 572 transitions. [2018-09-30 11:06:15,885 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 572 transitions. [2018-09-30 11:06:15,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:06:15,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:15,897 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:16,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:16,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 291 states and 581 transitions. [2018-09-30 11:06:16,150 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 581 transitions. [2018-09-30 11:06:16,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:06:16,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:16,442 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:18,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 309 states and 605 transitions. [2018-09-30 11:06:18,008 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 605 transitions. [2018-09-30 11:06:18,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:06:18,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:18,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:18,021 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:18,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:18,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 310 states and 611 transitions. [2018-09-30 11:06:18,199 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 611 transitions. [2018-09-30 11:06:18,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:06:18,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:18,217 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:20,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:20,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 328 states and 642 transitions. [2018-09-30 11:06:20,072 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 642 transitions. [2018-09-30 11:06:20,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:06:20,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:20,091 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:20,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:20,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 329 states and 643 transitions. [2018-09-30 11:06:20,269 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 643 transitions. [2018-09-30 11:06:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:06:20,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:20,282 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:20,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:20,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 328 states and 641 transitions. [2018-09-30 11:06:20,291 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 641 transitions. [2018-09-30 11:06:20,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:06:20,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:20,559 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:21,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:21,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 346 states and 667 transitions. [2018-09-30 11:06:21,581 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 667 transitions. [2018-09-30 11:06:21,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:06:21,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:21,602 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:22,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:22,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 349 states and 679 transitions. [2018-09-30 11:06:22,073 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 679 transitions. [2018-09-30 11:06:22,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:06:22,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:22,087 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:23,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:23,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 368 states and 714 transitions. [2018-09-30 11:06:23,977 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 714 transitions. [2018-09-30 11:06:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:06:23,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:23,988 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:24,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:24,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 372 states and 732 transitions. [2018-09-30 11:06:24,516 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 732 transitions. [2018-09-30 11:06:24,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:06:24,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:24,526 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:25,201 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-30 11:06:25,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:25,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 373 states and 744 transitions. [2018-09-30 11:06:25,432 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 744 transitions. [2018-09-30 11:06:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 11:06:25,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:25,454 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:25,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:25,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 374 states and 745 transitions. [2018-09-30 11:06:25,868 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 745 transitions. [2018-09-30 11:06:25,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 11:06:25,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:25,884 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:25,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:25,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 375 states and 746 transitions. [2018-09-30 11:06:25,920 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 746 transitions. [2018-09-30 11:06:25,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 11:06:25,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:25,930 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:25,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:25,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 373 states and 743 transitions. [2018-09-30 11:06:25,939 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 743 transitions. [2018-09-30 11:06:25,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 11:06:25,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:25,949 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:26,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:26,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 376 states and 755 transitions. [2018-09-30 11:06:26,077 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 755 transitions. [2018-09-30 11:06:26,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:06:26,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:26,182 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:27,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:27,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 388 states and 786 transitions. [2018-09-30 11:06:27,120 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 786 transitions. [2018-09-30 11:06:27,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:06:27,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:27,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:27,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 388 states and 785 transitions. [2018-09-30 11:06:27,213 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 785 transitions. [2018-09-30 11:06:27,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:06:27,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:27,223 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:27,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:27,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 389 states and 786 transitions. [2018-09-30 11:06:27,233 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 786 transitions. [2018-09-30 11:06:27,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 11:06:27,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:28,178 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:28,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:28,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 392 states and 793 transitions. [2018-09-30 11:06:28,577 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 793 transitions. [2018-09-30 11:06:28,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 11:06:28,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:28,587 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:28,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:28,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 395 states and 800 transitions. [2018-09-30 11:06:28,659 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 800 transitions. [2018-09-30 11:06:28,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:06:28,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:28,674 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:30,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:30,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 406 states and 829 transitions. [2018-09-30 11:06:30,170 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 829 transitions. [2018-09-30 11:06:30,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:06:30,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:31,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:31,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 417 states and 868 transitions. [2018-09-30 11:06:31,038 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 868 transitions. [2018-09-30 11:06:31,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:06:31,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:31,051 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:31,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:31,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 418 states and 870 transitions. [2018-09-30 11:06:31,168 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 870 transitions. [2018-09-30 11:06:31,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:06:31,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:31,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:31,191 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:31,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:31,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 419 states and 871 transitions. [2018-09-30 11:06:31,717 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 871 transitions. [2018-09-30 11:06:31,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:06:31,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:31,730 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:31,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:31,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 420 states and 872 transitions. [2018-09-30 11:06:31,743 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 872 transitions. [2018-09-30 11:06:31,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:06:31,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:31,756 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:06:32,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:32,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 428 states and 879 transitions. [2018-09-30 11:06:32,190 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 879 transitions. [2018-09-30 11:06:32,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:06:32,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:32,201 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:32,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:32,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 428 states and 878 transitions. [2018-09-30 11:06:32,671 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 878 transitions. [2018-09-30 11:06:32,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:06:32,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:32,686 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:06:33,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:33,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 431 states and 886 transitions. [2018-09-30 11:06:33,224 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 886 transitions. [2018-09-30 11:06:33,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:06:33,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:33,234 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:33,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:33,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 432 states and 887 transitions. [2018-09-30 11:06:33,247 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 887 transitions. [2018-09-30 11:06:33,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:06:33,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:33,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:35,154 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:36,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:36,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 440 states and 896 transitions. [2018-09-30 11:06:36,508 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 896 transitions. [2018-09-30 11:06:36,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:06:36,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:36,519 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:37,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:37,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 454 states and 928 transitions. [2018-09-30 11:06:37,338 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 928 transitions. [2018-09-30 11:06:37,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:06:37,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:37,348 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:37,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:37,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 453 states and 926 transitions. [2018-09-30 11:06:37,963 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 926 transitions. [2018-09-30 11:06:37,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:06:37,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:37,971 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:37,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:37,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 453 states and 925 transitions. [2018-09-30 11:06:37,989 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 925 transitions. [2018-09-30 11:06:37,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:06:37,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:37,999 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:38,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:38,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 460 states and 950 transitions. [2018-09-30 11:06:38,529 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 950 transitions. [2018-09-30 11:06:38,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:06:38,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:38,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:38,538 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:38,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:38,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 462 states and 953 transitions. [2018-09-30 11:06:38,549 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 953 transitions. [2018-09-30 11:06:38,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:06:38,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:38,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:38,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 464 states and 955 transitions. [2018-09-30 11:06:38,642 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 955 transitions. [2018-09-30 11:06:38,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:06:38,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:38,659 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 465 states and 956 transitions. [2018-09-30 11:06:38,668 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 956 transitions. [2018-09-30 11:06:38,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:06:38,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:38,681 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:06:39,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:39,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 466 states and 957 transitions. [2018-09-30 11:06:39,063 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 957 transitions. [2018-09-30 11:06:39,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:06:39,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:39,075 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:39,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:39,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 475 states and 967 transitions. [2018-09-30 11:06:39,767 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 967 transitions. [2018-09-30 11:06:39,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:06:39,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:39,778 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:40,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:40,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 475 states and 965 transitions. [2018-09-30 11:06:40,115 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 965 transitions. [2018-09-30 11:06:40,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:06:40,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:40,130 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:06:41,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:41,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 486 states and 1006 transitions. [2018-09-30 11:06:41,209 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1006 transitions. [2018-09-30 11:06:41,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:06:41,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:41,217 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:41,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:41,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 486 states and 1005 transitions. [2018-09-30 11:06:41,488 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1005 transitions. [2018-09-30 11:06:41,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:06:41,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:06:42,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:42,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 487 states and 1006 transitions. [2018-09-30 11:06:42,364 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1006 transitions. [2018-09-30 11:06:42,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:06:42,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:42,377 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:43,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:43,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 488 states and 1009 transitions. [2018-09-30 11:06:43,014 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1009 transitions. [2018-09-30 11:06:43,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:06:43,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:43,024 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:06:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:43,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 489 states and 1010 transitions. [2018-09-30 11:06:43,051 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1010 transitions. [2018-09-30 11:06:43,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:06:43,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:43,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:43,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 492 states and 1015 transitions. [2018-09-30 11:06:43,085 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1015 transitions. [2018-09-30 11:06:43,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:06:43,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:43,093 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:43,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:43,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 495 states and 1027 transitions. [2018-09-30 11:06:43,707 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1027 transitions. [2018-09-30 11:06:43,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:06:43,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:43,724 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 11:06:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:45,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 506 states and 1048 transitions. [2018-09-30 11:06:45,151 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1048 transitions. [2018-09-30 11:06:45,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:06:45,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:45,163 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 11:06:45,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:45,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 507 states and 1049 transitions. [2018-09-30 11:06:45,193 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1049 transitions. [2018-09-30 11:06:45,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:06:45,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:45,202 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:45,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:45,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 507 states and 1045 transitions. [2018-09-30 11:06:45,563 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1045 transitions. [2018-09-30 11:06:45,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:06:45,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:45,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:45,570 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:45,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:45,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 507 states and 1044 transitions. [2018-09-30 11:06:45,592 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1044 transitions. [2018-09-30 11:06:45,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:06:45,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:45,791 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:49,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:49,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 522 states and 1090 transitions. [2018-09-30 11:06:49,056 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1090 transitions. [2018-09-30 11:06:49,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:06:49,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:49,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:49,066 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:49,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:49,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 531 states and 1104 transitions. [2018-09-30 11:06:49,803 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1104 transitions. [2018-09-30 11:06:49,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:06:49,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:49,812 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:49,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:49,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 533 states and 1107 transitions. [2018-09-30 11:06:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1107 transitions. [2018-09-30 11:06:49,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:06:49,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:49,829 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:50,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:50,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 534 states and 1108 transitions. [2018-09-30 11:06:50,018 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1108 transitions. [2018-09-30 11:06:50,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:06:50,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:50,026 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:50,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:50,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 534 states and 1106 transitions. [2018-09-30 11:06:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1106 transitions. [2018-09-30 11:06:50,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:06:50,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:50,655 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:06:50,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:50,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 535 states and 1107 transitions. [2018-09-30 11:06:50,693 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1107 transitions. [2018-09-30 11:06:50,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:06:50,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:50,701 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 536 states and 1108 transitions. [2018-09-30 11:06:50,711 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1108 transitions. [2018-09-30 11:06:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:06:50,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:50,726 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-09-30 11:06:52,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:52,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 546 states and 1118 transitions. [2018-09-30 11:06:52,063 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1118 transitions. [2018-09-30 11:06:52,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:06:52,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:52,079 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:06:52,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:52,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 547 states and 1119 transitions. [2018-09-30 11:06:52,254 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1119 transitions. [2018-09-30 11:06:52,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:06:52,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:52,269 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:06:52,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 548 states and 1120 transitions. [2018-09-30 11:06:52,537 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1120 transitions. [2018-09-30 11:06:52,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:06:52,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:52,552 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 11:06:54,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:54,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 559 states and 1141 transitions. [2018-09-30 11:06:54,098 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1141 transitions. [2018-09-30 11:06:54,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:06:54,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:54,114 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 11:06:54,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:54,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 560 states and 1142 transitions. [2018-09-30 11:06:54,418 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1142 transitions. [2018-09-30 11:06:54,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:06:54,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:54,428 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:55,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:55,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 560 states and 1138 transitions. [2018-09-30 11:06:55,124 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1138 transitions. [2018-09-30 11:06:55,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:06:55,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:55,134 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:55,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:55,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 563 states and 1143 transitions. [2018-09-30 11:06:55,153 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1143 transitions. [2018-09-30 11:06:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:06:55,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:55,164 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:06:55,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:55,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 566 states and 1149 transitions. [2018-09-30 11:06:55,220 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1149 transitions. [2018-09-30 11:06:55,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:06:55,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:55,229 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:55,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:55,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 567 states and 1156 transitions. [2018-09-30 11:06:55,617 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1156 transitions. [2018-09-30 11:06:55,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:06:55,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:55,628 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 11:06:55,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:55,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 569 states and 1159 transitions. [2018-09-30 11:06:55,749 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1159 transitions. [2018-09-30 11:06:55,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:06:55,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-30 11:06:55,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:55,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 571 states and 1161 transitions. [2018-09-30 11:06:55,800 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1161 transitions. [2018-09-30 11:06:55,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:06:55,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:55,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:56,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:56,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 571 states and 1159 transitions. [2018-09-30 11:06:56,286 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1159 transitions. [2018-09-30 11:06:56,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:06:56,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:56,412 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 11:06:57,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:57,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 574 states and 1162 transitions. [2018-09-30 11:06:57,472 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1162 transitions. [2018-09-30 11:06:57,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:06:57,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:57,487 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:06:57,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:57,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 575 states and 1163 transitions. [2018-09-30 11:06:57,651 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1163 transitions. [2018-09-30 11:06:57,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:06:57,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:57,662 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:57,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:57,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 576 states and 1164 transitions. [2018-09-30 11:06:57,674 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1164 transitions. [2018-09-30 11:06:57,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:06:57,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:57,684 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:57,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:57,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 577 states and 1165 transitions. [2018-09-30 11:06:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1165 transitions. [2018-09-30 11:06:57,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:06:57,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:57,796 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-30 11:06:58,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 579 states and 1168 transitions. [2018-09-30 11:06:58,540 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1168 transitions. [2018-09-30 11:06:58,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:06:58,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:58,554 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-30 11:06:59,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:59,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 587 states and 1175 transitions. [2018-09-30 11:06:59,056 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1175 transitions. [2018-09-30 11:06:59,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:06:59,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:00,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:00,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 601 states and 1196 transitions. [2018-09-30 11:07:00,535 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1196 transitions. [2018-09-30 11:07:00,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:07:00,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:00,548 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 11:07:00,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:00,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 603 states and 1199 transitions. [2018-09-30 11:07:00,654 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1199 transitions. [2018-09-30 11:07:00,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:07:00,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:00,669 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-30 11:07:00,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:00,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 605 states and 1201 transitions. [2018-09-30 11:07:00,779 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1201 transitions. [2018-09-30 11:07:00,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:07:00,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:01,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:01,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 606 states and 1209 transitions. [2018-09-30 11:07:01,256 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1209 transitions. [2018-09-30 11:07:01,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:07:01,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:01,263 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:02,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 606 states and 1207 transitions. [2018-09-30 11:07:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1207 transitions. [2018-09-30 11:07:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:07:02,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:02,045 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:02,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:02,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 606 states and 1205 transitions. [2018-09-30 11:07:02,531 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1205 transitions. [2018-09-30 11:07:02,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:07:02,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:02,542 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:07:02,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:02,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 609 states and 1211 transitions. [2018-09-30 11:07:02,613 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1211 transitions. [2018-09-30 11:07:02,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:07:02,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:02,622 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:04,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:04,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 619 states and 1234 transitions. [2018-09-30 11:07:04,267 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1234 transitions. [2018-09-30 11:07:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:07:04,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:04,276 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 629 states and 1255 transitions. [2018-09-30 11:07:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1255 transitions. [2018-09-30 11:07:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:07:05,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:05,808 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:07:07,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:07,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 641 states and 1267 transitions. [2018-09-30 11:07:07,341 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1267 transitions. [2018-09-30 11:07:07,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:07:07,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:07,445 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 11:07:08,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:08,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 644 states and 1270 transitions. [2018-09-30 11:07:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1270 transitions. [2018-09-30 11:07:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:07:08,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:08,169 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:08,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:08,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 644 states and 1266 transitions. [2018-09-30 11:07:08,696 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1266 transitions. [2018-09-30 11:07:08,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:07:08,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:08,710 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 11:07:10,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:10,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 655 states and 1287 transitions. [2018-09-30 11:07:10,393 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1287 transitions. [2018-09-30 11:07:10,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:07:10,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:10,407 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 11:07:10,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 656 states and 1288 transitions. [2018-09-30 11:07:10,500 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1288 transitions. [2018-09-30 11:07:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:07:10,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:10,510 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:07:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 657 states and 1289 transitions. [2018-09-30 11:07:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1289 transitions. [2018-09-30 11:07:10,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:07:10,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:10,776 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:10,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:10,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 657 states and 1265 transitions. [2018-09-30 11:07:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1265 transitions. [2018-09-30 11:07:10,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:07:10,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:10,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:07:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:11,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 662 states and 1276 transitions. [2018-09-30 11:07:11,035 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1276 transitions. [2018-09-30 11:07:11,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:07:11,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:11,045 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:15,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:15,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 682 states and 1316 transitions. [2018-09-30 11:07:15,836 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1316 transitions. [2018-09-30 11:07:15,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:15,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:15,849 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 11:07:16,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 684 states and 1321 transitions. [2018-09-30 11:07:16,671 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1321 transitions. [2018-09-30 11:07:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:16,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:17,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 684 states and 1319 transitions. [2018-09-30 11:07:17,428 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1319 transitions. [2018-09-30 11:07:17,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:17,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:17,438 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:17,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:17,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 689 states and 1330 transitions. [2018-09-30 11:07:17,945 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1330 transitions. [2018-09-30 11:07:17,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:17,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:17,960 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 694 states and 1347 transitions. [2018-09-30 11:07:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1347 transitions. [2018-09-30 11:07:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:18,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:18,621 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:07:18,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 695 states and 1348 transitions. [2018-09-30 11:07:18,695 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1348 transitions. [2018-09-30 11:07:18,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:18,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:18,774 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:19,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:19,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 702 states and 1357 transitions. [2018-09-30 11:07:19,091 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1357 transitions. [2018-09-30 11:07:19,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:19,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:19,099 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:20,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:20,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 703 states and 1364 transitions. [2018-09-30 11:07:20,138 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1364 transitions. [2018-09-30 11:07:20,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:20,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:20,145 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:20,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:20,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 705 states and 1369 transitions. [2018-09-30 11:07:20,564 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1369 transitions. [2018-09-30 11:07:20,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:20,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:20,571 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:21,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:21,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 706 states and 1372 transitions. [2018-09-30 11:07:21,077 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1372 transitions. [2018-09-30 11:07:21,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:21,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:21,085 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:21,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 707 states and 1373 transitions. [2018-09-30 11:07:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1373 transitions. [2018-09-30 11:07:21,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:21,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:21,132 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:21,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:21,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 706 states and 1368 transitions. [2018-09-30 11:07:21,141 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1368 transitions. [2018-09-30 11:07:21,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:07:21,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:21,150 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:21,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:21,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 706 states and 1364 transitions. [2018-09-30 11:07:21,589 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1364 transitions. [2018-09-30 11:07:21,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:07:21,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:21,599 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:23,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:23,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 722 states and 1386 transitions. [2018-09-30 11:07:23,461 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1386 transitions. [2018-09-30 11:07:23,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:07:23,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:23,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:23,557 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 11:07:24,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:24,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 723 states and 1388 transitions. [2018-09-30 11:07:24,073 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1388 transitions. [2018-09-30 11:07:24,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:07:24,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:24,096 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 11:07:25,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:25,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 725 states and 1392 transitions. [2018-09-30 11:07:25,096 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1392 transitions. [2018-09-30 11:07:25,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:07:25,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:25,107 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:25,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:25,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 725 states and 1389 transitions. [2018-09-30 11:07:25,650 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1389 transitions. [2018-09-30 11:07:25,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:07:25,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:26,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:26,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 725 states and 1385 transitions. [2018-09-30 11:07:26,253 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1385 transitions. [2018-09-30 11:07:26,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:07:26,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:26,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:26,267 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 11:07:28,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:28,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 736 states and 1405 transitions. [2018-09-30 11:07:28,514 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1405 transitions. [2018-09-30 11:07:28,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:07:28,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:28,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:28,530 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 11:07:28,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:28,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 737 states and 1406 transitions. [2018-09-30 11:07:28,568 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1406 transitions. [2018-09-30 11:07:28,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:07:28,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:28,577 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:28,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:28,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 738 states and 1407 transitions. [2018-09-30 11:07:28,587 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1407 transitions. [2018-09-30 11:07:28,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:07:28,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:28,599 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:07:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:28,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 741 states and 1416 transitions. [2018-09-30 11:07:28,742 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1416 transitions. [2018-09-30 11:07:28,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:07:28,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:28,752 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:28,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:28,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 741 states and 1415 transitions. [2018-09-30 11:07:28,770 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1415 transitions. [2018-09-30 11:07:28,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:07:28,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:28,782 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:29,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:29,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 742 states and 1416 transitions. [2018-09-30 11:07:29,403 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1416 transitions. [2018-09-30 11:07:29,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:07:29,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:29,412 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:29,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:30,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 742 states and 1415 transitions. [2018-09-30 11:07:30,000 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1415 transitions. [2018-09-30 11:07:30,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:07:30,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:30,326 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:32,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:32,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 750 states and 1427 transitions. [2018-09-30 11:07:32,350 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1427 transitions. [2018-09-30 11:07:32,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:07:32,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:32,360 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:36,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:36,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 766 states and 1445 transitions. [2018-09-30 11:07:36,858 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1445 transitions. [2018-09-30 11:07:36,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:07:36,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:36,867 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:37,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:37,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 765 states and 1435 transitions. [2018-09-30 11:07:37,636 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1435 transitions. [2018-09-30 11:07:37,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:07:37,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:37,644 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:39,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 777 states and 1449 transitions. [2018-09-30 11:07:39,852 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1449 transitions. [2018-09-30 11:07:39,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:07:39,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:39,864 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:07:40,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:40,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 781 states and 1457 transitions. [2018-09-30 11:07:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1457 transitions. [2018-09-30 11:07:40,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:07:40,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:40,399 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:40,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:40,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 784 states and 1462 transitions. [2018-09-30 11:07:40,416 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1462 transitions. [2018-09-30 11:07:40,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:07:40,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:40,427 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:07:40,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:40,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 785 states and 1463 transitions. [2018-09-30 11:07:40,601 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1463 transitions. [2018-09-30 11:07:40,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:07:40,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:40,757 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:40,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:40,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 786 states and 1464 transitions. [2018-09-30 11:07:40,826 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1464 transitions. [2018-09-30 11:07:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:07:40,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:40,834 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:41,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:41,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 789 states and 1469 transitions. [2018-09-30 11:07:41,591 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1469 transitions. [2018-09-30 11:07:41,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:07:41,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:41,603 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:41,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:41,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 790 states and 1470 transitions. [2018-09-30 11:07:41,772 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1470 transitions. [2018-09-30 11:07:41,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:07:41,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:41,783 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 790 states and 1469 transitions. [2018-09-30 11:07:43,464 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1469 transitions. [2018-09-30 11:07:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:07:43,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:43,474 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:45,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 800 states and 1479 transitions. [2018-09-30 11:07:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1479 transitions. [2018-09-30 11:07:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:07:45,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:45,675 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:48,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:48,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 815 states and 1497 transitions. [2018-09-30 11:07:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1497 transitions. [2018-09-30 11:07:48,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:07:48,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:48,437 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:49,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 815 states and 1495 transitions. [2018-09-30 11:07:49,108 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1495 transitions. [2018-09-30 11:07:49,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:07:49,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:49,122 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 11:07:49,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:49,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 817 states and 1498 transitions. [2018-09-30 11:07:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1498 transitions. [2018-09-30 11:07:49,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:07:49,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:49,543 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-30 11:07:50,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:50,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 819 states and 1500 transitions. [2018-09-30 11:07:50,253 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1500 transitions. [2018-09-30 11:07:50,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:07:50,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:50,261 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:51,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 819 states and 1498 transitions. [2018-09-30 11:07:51,479 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1498 transitions. [2018-09-30 11:07:51,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:07:51,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:51,487 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:51,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:51,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 820 states and 1499 transitions. [2018-09-30 11:07:51,502 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1499 transitions. [2018-09-30 11:07:51,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:07:51,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:51,512 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:07:51,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:51,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 823 states and 1517 transitions. [2018-09-30 11:07:51,641 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1517 transitions. [2018-09-30 11:07:51,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:07:51,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:51,650 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:51,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:51,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 824 states and 1517 transitions. [2018-09-30 11:07:51,684 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1517 transitions. [2018-09-30 11:07:51,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:07:51,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:51,694 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:52,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:52,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 825 states and 1518 transitions. [2018-09-30 11:07:52,323 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1518 transitions. [2018-09-30 11:07:52,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:07:52,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:52,332 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:52,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 826 states and 1519 transitions. [2018-09-30 11:07:52,350 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1519 transitions. [2018-09-30 11:07:52,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:07:52,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:52,908 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:55,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:55,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 829 states and 1525 transitions. [2018-09-30 11:07:55,015 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1525 transitions. [2018-09-30 11:07:55,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:07:55,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:55,026 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:56,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:56,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 832 states and 1530 transitions. [2018-09-30 11:07:56,043 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1530 transitions. [2018-09-30 11:07:56,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:07:56,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:56,056 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 11:07:56,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:56,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 833 states and 1530 transitions. [2018-09-30 11:07:56,554 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1530 transitions. [2018-09-30 11:07:56,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:07:56,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:56,564 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:00,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:00,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 849 states and 1551 transitions. [2018-09-30 11:08:00,569 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1551 transitions. [2018-09-30 11:08:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:08:00,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:02,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:02,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 859 states and 1563 transitions. [2018-09-30 11:08:02,236 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1563 transitions. [2018-09-30 11:08:02,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:08:02,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:02,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 860 states and 1565 transitions. [2018-09-30 11:08:02,296 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1565 transitions. [2018-09-30 11:08:02,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:08:02,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:02,305 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:03,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:03,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 863 states and 1574 transitions. [2018-09-30 11:08:03,839 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1574 transitions. [2018-09-30 11:08:03,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:08:03,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:03,848 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:04,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:04,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 866 states and 1583 transitions. [2018-09-30 11:08:04,961 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1583 transitions. [2018-09-30 11:08:04,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:08:04,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:04,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:04,969 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 11:08:05,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:05,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 867 states and 1584 transitions. [2018-09-30 11:08:05,001 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1584 transitions. [2018-09-30 11:08:05,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:08:05,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:05,008 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:05,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:05,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 870 states and 1590 transitions. [2018-09-30 11:08:05,042 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1590 transitions. [2018-09-30 11:08:05,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:05,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:05,053 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:05,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:05,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 871 states and 1591 transitions. [2018-09-30 11:08:05,088 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1591 transitions. [2018-09-30 11:08:05,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:05,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:05,098 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:05,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:05,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 872 states and 1592 transitions. [2018-09-30 11:08:05,124 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1592 transitions. [2018-09-30 11:08:05,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:05,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:05,200 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:05,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:05,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 874 states and 1597 transitions. [2018-09-30 11:08:05,824 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1597 transitions. [2018-09-30 11:08:05,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:05,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:05,831 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:05,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:05,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 875 states and 1597 transitions. [2018-09-30 11:08:05,850 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1597 transitions. [2018-09-30 11:08:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:05,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:05,858 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:08,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:08,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 894 states and 1632 transitions. [2018-09-30 11:08:08,947 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1632 transitions. [2018-09-30 11:08:08,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:08,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:08,956 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:09,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:09,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 895 states and 1641 transitions. [2018-09-30 11:08:09,485 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1641 transitions. [2018-09-30 11:08:09,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:09,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:09,493 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:09,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:09,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 896 states and 1643 transitions. [2018-09-30 11:08:09,988 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1643 transitions. [2018-09-30 11:08:09,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:09,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:09,995 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 897 states and 1650 transitions. [2018-09-30 11:08:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1650 transitions. [2018-09-30 11:08:10,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:10,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:10,590 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:11,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:11,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 898 states and 1653 transitions. [2018-09-30 11:08:11,203 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1653 transitions. [2018-09-30 11:08:11,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:11,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:11,213 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:13,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:13,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 910 states and 1668 transitions. [2018-09-30 11:08:13,657 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1668 transitions. [2018-09-30 11:08:13,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:13,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:13,666 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:16,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:16,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 924 states and 1694 transitions. [2018-09-30 11:08:16,155 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1694 transitions. [2018-09-30 11:08:16,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:16,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:18,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:18,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 936 states and 1709 transitions. [2018-09-30 11:08:18,710 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1709 transitions. [2018-09-30 11:08:18,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:18,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:18,718 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:20,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:20,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 937 states and 1715 transitions. [2018-09-30 11:08:20,061 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1715 transitions. [2018-09-30 11:08:20,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:20,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:20,070 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:20,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:20,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 938 states and 1716 transitions. [2018-09-30 11:08:20,085 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1716 transitions. [2018-09-30 11:08:20,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:08:20,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:20,581 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:21,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:21,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 941 states and 1722 transitions. [2018-09-30 11:08:21,727 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1722 transitions. [2018-09-30 11:08:21,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:21,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:21,738 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:21,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:21,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 942 states and 1723 transitions. [2018-09-30 11:08:21,906 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1723 transitions. [2018-09-30 11:08:21,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:21,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:21,918 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:22,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:22,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 943 states and 1724 transitions. [2018-09-30 11:08:22,123 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1724 transitions. [2018-09-30 11:08:22,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:22,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:22,211 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:23,687 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-30 11:08:24,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:24,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 959 states and 1742 transitions. [2018-09-30 11:08:24,397 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1742 transitions. [2018-09-30 11:08:24,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:24,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:24,407 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:25,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:25,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 963 states and 1757 transitions. [2018-09-30 11:08:25,823 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1757 transitions. [2018-09-30 11:08:25,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:25,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:25,831 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:26,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:26,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 964 states and 1767 transitions. [2018-09-30 11:08:26,509 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1767 transitions. [2018-09-30 11:08:26,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:26,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:26,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:26,516 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:27,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:27,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 983 states and 1791 transitions. [2018-09-30 11:08:27,857 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1791 transitions. [2018-09-30 11:08:27,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:27,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:27,864 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 985 states and 1793 transitions. [2018-09-30 11:08:28,986 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1793 transitions. [2018-09-30 11:08:28,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:28,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:28,996 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:31,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 997 states and 1814 transitions. [2018-09-30 11:08:31,866 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1814 transitions. [2018-09-30 11:08:31,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:31,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:31,876 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:35,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:35,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1009 states and 1835 transitions. [2018-09-30 11:08:35,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1835 transitions. [2018-09-30 11:08:35,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:35,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:35,163 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:35,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:35,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1010 states and 1836 transitions. [2018-09-30 11:08:35,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1836 transitions. [2018-09-30 11:08:35,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:35,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:35,524 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:35,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:35,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1011 states and 1837 transitions. [2018-09-30 11:08:35,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1837 transitions. [2018-09-30 11:08:35,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:35,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:35,886 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:36,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:36,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1015 states and 1841 transitions. [2018-09-30 11:08:36,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1841 transitions. [2018-09-30 11:08:36,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:08:36,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:36,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:36,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1016 states and 1842 transitions. [2018-09-30 11:08:36,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1842 transitions. [2018-09-30 11:08:36,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:08:36,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:36,947 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:36,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:36,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1017 states and 1843 transitions. [2018-09-30 11:08:36,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1843 transitions. [2018-09-30 11:08:36,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:08:36,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:36,983 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:37,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:37,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1018 states and 1844 transitions. [2018-09-30 11:08:37,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1844 transitions. [2018-09-30 11:08:37,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:08:37,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:37,128 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-09-30 11:08:37,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:37,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1018 states and 1842 transitions. [2018-09-30 11:08:37,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1842 transitions. [2018-09-30 11:08:37,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:08:37,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:37,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:37,576 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 11:08:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1035 states and 1861 transitions. [2018-09-30 11:08:41,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1861 transitions. [2018-09-30 11:08:41,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:08:41,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:41,249 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 11:08:43,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:43,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1052 states and 1879 transitions. [2018-09-30 11:08:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1879 transitions. [2018-09-30 11:08:43,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:08:43,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:43,077 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 11:08:44,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:44,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1062 states and 1889 transitions. [2018-09-30 11:08:44,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1889 transitions. [2018-09-30 11:08:44,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:08:44,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:44,652 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 11:08:46,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:46,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1065 states and 1892 transitions. [2018-09-30 11:08:46,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1892 transitions. [2018-09-30 11:08:46,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:08:46,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:52,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:52,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1082 states and 1914 transitions. [2018-09-30 11:08:52,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1914 transitions. [2018-09-30 11:08:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:08:52,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:57,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:57,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1099 states and 1936 transitions. [2018-09-30 11:08:57,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1936 transitions. [2018-09-30 11:08:57,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:08:57,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:57,247 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 11:08:57,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1102 states and 1944 transitions. [2018-09-30 11:08:57,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1944 transitions. [2018-09-30 11:08:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:08:57,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:57,334 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:57,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:57,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1103 states and 1945 transitions. [2018-09-30 11:08:57,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1945 transitions. [2018-09-30 11:08:57,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:08:57,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:57,373 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:57,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:57,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1104 states and 1946 transitions. [2018-09-30 11:08:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1946 transitions. [2018-09-30 11:08:57,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:08:57,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:57,414 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:03,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:03,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1121 states and 1981 transitions. [2018-09-30 11:09:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1981 transitions. [2018-09-30 11:09:03,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:09:03,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:03,600 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:06,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:06,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1121 states and 1980 transitions. [2018-09-30 11:09:06,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1980 transitions. [2018-09-30 11:09:06,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:09:06,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:06,209 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:06,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1120 states and 1975 transitions. [2018-09-30 11:09:06,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1975 transitions. [2018-09-30 11:09:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:09:06,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:06,553 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:08,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:08,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1126 states and 1986 transitions. [2018-09-30 11:09:08,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1986 transitions. [2018-09-30 11:09:08,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:09:08,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:08,774 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:11,047 WARN L178 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-09-30 11:09:11,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:11,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1126 states and 1985 transitions. [2018-09-30 11:09:11,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1985 transitions. [2018-09-30 11:09:11,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:09:11,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:11,737 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:12,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:12,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1125 states and 1980 transitions. [2018-09-30 11:09:12,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1980 transitions. [2018-09-30 11:09:12,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:09:12,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:12,110 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 11:09:12,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:12,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1126 states and 1981 transitions. [2018-09-30 11:09:12,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1981 transitions. [2018-09-30 11:09:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:12,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:12,289 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:12,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:12,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1127 states and 1982 transitions. [2018-09-30 11:09:12,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1982 transitions. [2018-09-30 11:09:12,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:12,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:12,325 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:12,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:12,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1128 states and 1983 transitions. [2018-09-30 11:09:12,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1983 transitions. [2018-09-30 11:09:12,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:12,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:12,367 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 11:09:12,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:12,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1133 states and 1995 transitions. [2018-09-30 11:09:12,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1995 transitions. [2018-09-30 11:09:12,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:12,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:12,981 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:14,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:14,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1135 states and 1998 transitions. [2018-09-30 11:09:14,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1998 transitions. [2018-09-30 11:09:14,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:14,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:14,147 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:17,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:17,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1149 states and 2013 transitions. [2018-09-30 11:09:17,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2013 transitions. [2018-09-30 11:09:17,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:17,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:17,521 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:21,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1163 states and 2028 transitions. [2018-09-30 11:09:21,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2028 transitions. [2018-09-30 11:09:21,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:21,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:21,112 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 11:09:22,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:22,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1166 states and 2031 transitions. [2018-09-30 11:09:22,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2031 transitions. [2018-09-30 11:09:22,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:22,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:22,478 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:25,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:25,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1169 states and 2036 transitions. [2018-09-30 11:09:25,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2036 transitions. [2018-09-30 11:09:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:25,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:25,067 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 11:09:27,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:27,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1187 states and 2056 transitions. [2018-09-30 11:09:27,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 2056 transitions. [2018-09-30 11:09:27,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:27,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:27,923 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:30,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:30,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1208 states and 2088 transitions. [2018-09-30 11:09:30,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2088 transitions. [2018-09-30 11:09:30,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:30,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:30,696 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 11:09:35,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:35,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1226 states and 2110 transitions. [2018-09-30 11:09:35,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2110 transitions. [2018-09-30 11:09:35,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:35,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:35,688 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:36,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:36,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1226 states and 2109 transitions. [2018-09-30 11:09:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2109 transitions. [2018-09-30 11:09:36,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:36,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:36,058 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 11:09:36,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:36,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 1228 states and 2113 transitions. [2018-09-30 11:09:36,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2113 transitions. [2018-09-30 11:09:36,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:36,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:36,611 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 11:09:38,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:38,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 1238 states and 2123 transitions. [2018-09-30 11:09:38,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2123 transitions. [2018-09-30 11:09:38,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:38,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:38,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:38,188 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:38,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:38,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1238 states and 2122 transitions. [2018-09-30 11:09:38,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2122 transitions. [2018-09-30 11:09:38,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:38,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:38,538 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 1256 states and 2141 transitions. [2018-09-30 11:09:40,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2141 transitions. [2018-09-30 11:09:40,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:09:40,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:40,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:40,268 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 11:09:40,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:40,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1257 states and 2142 transitions. [2018-09-30 11:09:40,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2142 transitions. [2018-09-30 11:09:40,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:40,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:40,377 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:40,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:40,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1258 states and 2143 transitions. [2018-09-30 11:09:40,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2143 transitions. [2018-09-30 11:09:40,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:40,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:40,464 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:40,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:40,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1259 states and 2144 transitions. [2018-09-30 11:09:40,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2144 transitions. [2018-09-30 11:09:40,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:40,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:40,508 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 11:09:40,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:40,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1260 states and 2145 transitions. [2018-09-30 11:09:40,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2145 transitions. [2018-09-30 11:09:40,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:40,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:42,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:42,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1264 states and 2150 transitions. [2018-09-30 11:09:42,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 2150 transitions. [2018-09-30 11:09:42,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:42,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:42,524 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:44,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:44,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1266 states and 2153 transitions. [2018-09-30 11:09:44,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2153 transitions. [2018-09-30 11:09:44,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:44,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:44,256 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:44,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:44,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1266 states and 2152 transitions. [2018-09-30 11:09:44,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2152 transitions. [2018-09-30 11:09:44,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:44,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:44,706 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:47,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:47,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1270 states and 2157 transitions. [2018-09-30 11:09:47,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2157 transitions. [2018-09-30 11:09:47,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:47,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:47,214 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:49,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:49,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1272 states and 2160 transitions. [2018-09-30 11:09:49,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2160 transitions. [2018-09-30 11:09:49,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:49,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:49,013 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:50,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1273 states and 2161 transitions. [2018-09-30 11:09:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2161 transitions. [2018-09-30 11:09:50,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:50,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:51,137 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:54,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:54,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1293 states and 2201 transitions. [2018-09-30 11:09:54,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 2201 transitions. [2018-09-30 11:09:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:54,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:54,957 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:57,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:57,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1311 states and 2221 transitions. [2018-09-30 11:09:57,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2221 transitions. [2018-09-30 11:09:57,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:09:57,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:09:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:09:57,886 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 11:09:58,598 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 11:09:58,601 INFO L168 Benchmark]: Toolchain (without parser) took 241750.24 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 535.3 MB. Max. memory is 7.1 GB. [2018-09-30 11:09:58,601 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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 11:09:58,601 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.94 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 11:09:58,602 INFO L168 Benchmark]: Boogie Preprocessor took 83.92 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 11:09:58,602 INFO L168 Benchmark]: RCFGBuilder took 2122.52 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-09-30 11:09:58,602 INFO L168 Benchmark]: CodeCheck took 239487.94 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 450.7 MB. Max. memory is 7.1 GB. [2018-09-30 11:09:58,604 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 1551 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 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 49.94 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 83.92 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 2122.52 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * CodeCheck took 239487.94 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 450.7 MB. 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/s3_clnt_1_Unsafe.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-09-58-613.csv Completed graceful shutdown