java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:32:08,212 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:32:08,214 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:32:08,229 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:32:08,229 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:32:08,230 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:32:08,231 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:32:08,233 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:32:08,239 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:32:08,240 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:32:08,244 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:32:08,244 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:32:08,245 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:32:08,246 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:32:08,247 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:32:08,248 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:32:08,249 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:32:08,257 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:32:08,261 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:32:08,263 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:32:08,264 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:32:08,269 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:32:08,273 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:32:08,274 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:32:08,274 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:32:08,275 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:32:08,276 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:32:08,277 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:32:08,278 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:32:08,281 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:32:08,284 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:32:08,285 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:32:08,285 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:32:08,286 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:32:08,287 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:32:08,287 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:32:08,290 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 21:32:08,320 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:32:08,321 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:32:08,322 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:32:08,322 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:32:08,323 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:32:08,323 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:32:08,323 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:32:08,323 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:32:08,323 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:32:08,324 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:32:08,324 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:32:08,324 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:32:08,324 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:32:08,327 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:32:08,327 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:32:08,328 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:32:08,328 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:32:08,328 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:32:08,328 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:32:08,329 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 21:32:08,329 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:32:08,329 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:32:08,329 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:32:08,330 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:32:08,331 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:32:08,331 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:32:08,331 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:32:08,331 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:32:08,332 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:32:08,332 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:32:08,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:32:08,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:32:08,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:32:08,406 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:32:08,407 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:32:08,408 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl [2018-09-30 21:32:08,408 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl' [2018-09-30 21:32:08,490 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:32:08,494 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:32:08,495 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:32:08,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:32:08,495 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:32:08,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:32:08" (1/1) ... [2018-09-30 21:32:08,535 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:32:08" (1/1) ... [2018-09-30 21:32:08,547 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 21:32:08,547 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 21:32:08,552 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 21:32:08,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:32:08,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:32:08,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:32:08,557 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:32:08,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:32:08" (1/1) ... [2018-09-30 21:32:08,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:32:08" (1/1) ... [2018-09-30 21:32:08,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:32:08" (1/1) ... [2018-09-30 21:32:08,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:32:08" (1/1) ... [2018-09-30 21:32:08,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:32:08" (1/1) ... [2018-09-30 21:32:08,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:32:08" (1/1) ... [2018-09-30 21:32:08,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:32:08" (1/1) ... [2018-09-30 21:32:08,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:32:08,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:32:08,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:32:08,631 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:32:08,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:32:08" (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 21:32:08,716 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-09-30 21:32:08,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-09-30 21:32:08,860 WARN L674 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-09-30 21:32:08,861 WARN L639 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-30 21:32:10,773 INFO L345 CfgBuilder]: Using library mode [2018-09-30 21:32:10,774 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:32:10 BoogieIcfgContainer [2018-09-30 21:32:10,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:32:10,777 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:32:10,777 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:32:10,790 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:32:10,791 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:32:10" (1/1) ... [2018-09-30 21:32:10,809 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 21:32:10,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:10,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 86 states and 148 transitions. [2018-09-30 21:32:10,855 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 148 transitions. [2018-09-30 21:32:10,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:32:10,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:11,083 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 21:32:12,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:12,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2018-09-30 21:32:12,143 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2018-09-30 21:32:12,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 21:32:12,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:12,235 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 21:32:12,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:12,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-09-30 21:32:12,508 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-09-30 21:32:12,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 21:32:12,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:12,581 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 21:32:13,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:13,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-09-30 21:32:13,462 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-09-30 21:32:13,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:32:13,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:13,527 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 21:32:14,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:14,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 223 transitions. [2018-09-30 21:32:14,083 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2018-09-30 21:32:14,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:32:14,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:14,145 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 21:32:15,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:15,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2018-09-30 21:32:15,052 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2018-09-30 21:32:15,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:32:15,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:15,143 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 21:32:16,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:16,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 135 states and 241 transitions. [2018-09-30 21:32:16,009 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 241 transitions. [2018-09-30 21:32:16,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 21:32:16,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:16,054 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 21:32:16,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:16,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2018-09-30 21:32:16,783 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2018-09-30 21:32:16,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:32:16,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:16,826 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 21:32:17,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:17,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 149 states and 275 transitions. [2018-09-30 21:32:17,781 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 275 transitions. [2018-09-30 21:32:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:32:17,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:17,839 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 21:32:18,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:18,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 151 states and 278 transitions. [2018-09-30 21:32:18,588 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 278 transitions. [2018-09-30 21:32:18,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:32:18,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:18,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:18,642 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 21:32:19,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:19,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 277 transitions. [2018-09-30 21:32:19,155 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 277 transitions. [2018-09-30 21:32:19,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:32:19,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:19,322 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 21:32:20,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:20,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 169 states and 304 transitions. [2018-09-30 21:32:20,488 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2018-09-30 21:32:20,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 21:32:20,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:20,558 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 21:32:21,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:21,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 170 states and 305 transitions. [2018-09-30 21:32:21,733 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 305 transitions. [2018-09-30 21:32:21,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 21:32:21,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:21,820 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 21:32:22,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:22,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 171 states and 306 transitions. [2018-09-30 21:32:22,497 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2018-09-30 21:32:22,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 21:32:22,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:22,539 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 21:32:22,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:22,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 174 states and 317 transitions. [2018-09-30 21:32:22,987 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 317 transitions. [2018-09-30 21:32:22,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 21:32:22,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:23,127 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 21:32:26,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:26,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 207 states and 389 transitions. [2018-09-30 21:32:26,317 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 389 transitions. [2018-09-30 21:32:26,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:32:26,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:26,374 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 21:32:26,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:26,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 209 states and 392 transitions. [2018-09-30 21:32:26,838 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 392 transitions. [2018-09-30 21:32:26,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:32:26,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:26,918 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 21:32:27,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:27,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 210 states and 393 transitions. [2018-09-30 21:32:27,854 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 393 transitions. [2018-09-30 21:32:27,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:32:27,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:27,912 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 21:32:29,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:29,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 210 states and 392 transitions. [2018-09-30 21:32:29,436 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 392 transitions. [2018-09-30 21:32:29,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:32:29,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:29,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:29,512 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 21:32:31,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:31,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 226 states and 418 transitions. [2018-09-30 21:32:31,175 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2018-09-30 21:32:31,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:32:31,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:31,263 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 21:32:32,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:32,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 227 states and 419 transitions. [2018-09-30 21:32:32,594 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2018-09-30 21:32:32,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:32:32,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:32,669 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 21:32:33,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:33,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 228 states and 420 transitions. [2018-09-30 21:32:33,270 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2018-09-30 21:32:33,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 21:32:33,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:33,345 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 21:32:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:35,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 253 states and 475 transitions. [2018-09-30 21:32:35,994 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 475 transitions. [2018-09-30 21:32:35,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 21:32:35,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:36,047 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 21:32:37,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:37,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 254 states and 477 transitions. [2018-09-30 21:32:37,106 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 477 transitions. [2018-09-30 21:32:37,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:32:37,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:37,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:37,140 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 21:32:37,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:37,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 255 states and 478 transitions. [2018-09-30 21:32:37,816 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 478 transitions. [2018-09-30 21:32:37,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:32:37,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:37,855 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 21:32:38,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:38,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 256 states and 479 transitions. [2018-09-30 21:32:38,554 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 479 transitions. [2018-09-30 21:32:38,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 21:32:38,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:38,697 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 21:32:39,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:39,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 258 states and 488 transitions. [2018-09-30 21:32:39,679 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 488 transitions. [2018-09-30 21:32:39,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 21:32:39,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:39,856 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 21:32:42,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:42,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 281 states and 547 transitions. [2018-09-30 21:32:42,700 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 547 transitions. [2018-09-30 21:32:42,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:32:42,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:42,911 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 21:32:44,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:44,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 288 states and 573 transitions. [2018-09-30 21:32:44,898 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 573 transitions. [2018-09-30 21:32:44,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:32:44,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:44,923 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 21:32:46,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 291 states and 582 transitions. [2018-09-30 21:32:46,171 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 582 transitions. [2018-09-30 21:32:46,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:32:46,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:46,282 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 21:32:49,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:49,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 309 states and 606 transitions. [2018-09-30 21:32:49,369 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 606 transitions. [2018-09-30 21:32:49,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:32:49,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:49,390 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 21:32:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:50,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 310 states and 612 transitions. [2018-09-30 21:32:50,528 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 612 transitions. [2018-09-30 21:32:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 21:32:50,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:50,604 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 21:32:54,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:54,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 328 states and 643 transitions. [2018-09-30 21:32:54,141 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 643 transitions. [2018-09-30 21:32:54,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 21:32:54,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:54,230 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 21:32:55,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:55,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 329 states and 644 transitions. [2018-09-30 21:32:55,426 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 644 transitions. [2018-09-30 21:32:55,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 21:32:55,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:55,481 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 21:32:57,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:32:57,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 328 states and 642 transitions. [2018-09-30 21:32:57,078 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 642 transitions. [2018-09-30 21:32:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 21:32:57,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:32:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:32:57,495 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 21:33:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:00,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 346 states and 668 transitions. [2018-09-30 21:33:00,318 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 668 transitions. [2018-09-30 21:33:00,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:33:00,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:00,407 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 21:33:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:02,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 349 states and 680 transitions. [2018-09-30 21:33:02,391 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 680 transitions. [2018-09-30 21:33:02,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:33:02,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:02,422 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 21:33:06,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:06,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 368 states and 715 transitions. [2018-09-30 21:33:06,382 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 715 transitions. [2018-09-30 21:33:06,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:33:06,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:06,448 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 21:33:08,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:08,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 372 states and 734 transitions. [2018-09-30 21:33:08,465 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 734 transitions. [2018-09-30 21:33:08,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:33:08,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:08,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:08,484 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 21:33:10,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:10,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 373 states and 746 transitions. [2018-09-30 21:33:10,547 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 746 transitions. [2018-09-30 21:33:10,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 21:33:10,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:10,635 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 21:33:12,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:12,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 374 states and 747 transitions. [2018-09-30 21:33:12,682 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 747 transitions. [2018-09-30 21:33:12,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 21:33:12,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:12,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:12,724 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 21:33:14,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:14,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 375 states and 748 transitions. [2018-09-30 21:33:14,211 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 748 transitions. [2018-09-30 21:33:14,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 21:33:14,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:14,259 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 21:33:16,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:16,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 373 states and 745 transitions. [2018-09-30 21:33:16,008 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 745 transitions. [2018-09-30 21:33:16,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 21:33:16,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:16,025 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 21:33:17,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:17,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 376 states and 757 transitions. [2018-09-30 21:33:17,743 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 757 transitions. [2018-09-30 21:33:17,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:33:17,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:18,533 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 21:33:22,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:22,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 388 states and 788 transitions. [2018-09-30 21:33:22,076 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 788 transitions. [2018-09-30 21:33:22,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:33:22,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:22,212 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 21:33:28,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:28,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 411 states and 847 transitions. [2018-09-30 21:33:28,809 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 847 transitions. [2018-09-30 21:33:28,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:33:28,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:28,858 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 21:33:30,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:30,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 412 states and 848 transitions. [2018-09-30 21:33:30,792 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 848 transitions. [2018-09-30 21:33:30,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 21:33:30,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:30,821 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 21:33:32,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:32,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 413 states and 850 transitions. [2018-09-30 21:33:32,671 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 850 transitions. [2018-09-30 21:33:32,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 21:33:32,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:32,719 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 21:33:34,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:34,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 414 states and 851 transitions. [2018-09-30 21:33:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 851 transitions. [2018-09-30 21:33:34,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 21:33:34,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:34,835 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 21:33:36,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:36,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 417 states and 857 transitions. [2018-09-30 21:33:36,925 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 857 transitions. [2018-09-30 21:33:36,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 21:33:36,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:36,948 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 21:33:39,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:39,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 420 states and 864 transitions. [2018-09-30 21:33:39,010 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 864 transitions. [2018-09-30 21:33:39,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:33:39,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:39,057 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 21:33:43,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 431 states and 894 transitions. [2018-09-30 21:33:43,254 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 894 transitions. [2018-09-30 21:33:43,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:33:43,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:43,272 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 21:33:47,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:47,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 442 states and 936 transitions. [2018-09-30 21:33:47,227 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 936 transitions. [2018-09-30 21:33:47,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:33:47,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:47,291 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 21:33:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 443 states and 938 transitions. [2018-09-30 21:33:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 938 transitions. [2018-09-30 21:33:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:33:52,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:53,056 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 21:33:55,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:55,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 444 states and 939 transitions. [2018-09-30 21:33:55,431 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 939 transitions. [2018-09-30 21:33:55,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:33:55,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:55,483 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 21:33:57,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:33:57,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 445 states and 940 transitions. [2018-09-30 21:33:57,937 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 940 transitions. [2018-09-30 21:33:57,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:33:57,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:33:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:33:57,988 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 21:34:00,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 453 states and 947 transitions. [2018-09-30 21:34:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 947 transitions. [2018-09-30 21:34:00,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:34:00,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:00,574 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 21:34:02,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:02,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 453 states and 946 transitions. [2018-09-30 21:34:02,601 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 946 transitions. [2018-09-30 21:34:02,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:34:02,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:02,650 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 21:34:05,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:05,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 456 states and 954 transitions. [2018-09-30 21:34:05,063 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 954 transitions. [2018-09-30 21:34:05,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:34:05,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:05,077 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 21:34:07,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:07,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 459 states and 959 transitions. [2018-09-30 21:34:07,650 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 959 transitions. [2018-09-30 21:34:07,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:34:07,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:07,697 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 21:34:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:13,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 473 states and 993 transitions. [2018-09-30 21:34:13,615 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 993 transitions. [2018-09-30 21:34:13,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:34:13,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:13,660 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 21:34:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:16,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 472 states and 991 transitions. [2018-09-30 21:34:16,992 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 991 transitions. [2018-09-30 21:34:16,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:34:16,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:17,003 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 21:34:19,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:19,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 472 states and 990 transitions. [2018-09-30 21:34:19,637 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 990 transitions. [2018-09-30 21:34:19,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:34:19,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:19,673 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 21:34:24,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:24,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 479 states and 1017 transitions. [2018-09-30 21:34:24,202 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1017 transitions. [2018-09-30 21:34:24,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:34:24,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:24,212 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 21:34:26,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:26,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 481 states and 1020 transitions. [2018-09-30 21:34:26,974 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1020 transitions. [2018-09-30 21:34:26,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:34:26,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:26,991 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 21:34:29,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:29,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 483 states and 1022 transitions. [2018-09-30 21:34:29,982 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1022 transitions. [2018-09-30 21:34:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:34:29,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:29,998 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 21:34:33,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:33,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 484 states and 1023 transitions. [2018-09-30 21:34:33,082 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1023 transitions. [2018-09-30 21:34:33,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:34:33,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:33,110 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 21:34:36,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:36,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 485 states and 1024 transitions. [2018-09-30 21:34:36,429 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1024 transitions. [2018-09-30 21:34:36,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:34:36,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:36,620 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 21:34:42,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:42,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 494 states and 1035 transitions. [2018-09-30 21:34:42,206 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1035 transitions. [2018-09-30 21:34:42,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:34:42,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:42,216 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 21:34:46,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:46,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 494 states and 1033 transitions. [2018-09-30 21:34:46,566 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1033 transitions. [2018-09-30 21:34:46,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:34:46,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:46,620 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 21:34:54,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:54,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 505 states and 1064 transitions. [2018-09-30 21:34:54,240 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1064 transitions. [2018-09-30 21:34:54,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:34:54,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:54,282 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 21:34:57,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:57,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 506 states and 1075 transitions. [2018-09-30 21:34:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1075 transitions. [2018-09-30 21:34:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:34:57,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:34:57,101 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 21:34:59,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:34:59,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 506 states and 1074 transitions. [2018-09-30 21:34:59,954 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1074 transitions. [2018-09-30 21:34:59,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:34:59,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:34:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:00,008 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 21:35:02,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:02,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 507 states and 1075 transitions. [2018-09-30 21:35:02,729 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1075 transitions. [2018-09-30 21:35:02,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:35:02,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:02,738 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 21:35:05,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:05,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 508 states and 1078 transitions. [2018-09-30 21:35:05,443 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1078 transitions. [2018-09-30 21:35:05,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:35:05,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:05,453 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 21:35:07,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 509 states and 1080 transitions. [2018-09-30 21:35:07,119 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1080 transitions. [2018-09-30 21:35:07,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:35:07,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:07,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:07,154 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 21:35:08,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:08,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 512 states and 1085 transitions. [2018-09-30 21:35:08,653 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1085 transitions. [2018-09-30 21:35:08,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:35:08,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:08,662 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 21:35:12,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:12,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 515 states and 1098 transitions. [2018-09-30 21:35:12,057 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1098 transitions. [2018-09-30 21:35:12,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:35:12,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:12,134 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 21:35:17,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:17,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 526 states and 1119 transitions. [2018-09-30 21:35:17,357 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1119 transitions. [2018-09-30 21:35:17,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:35:17,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:17,366 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 21:35:19,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:19,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 526 states and 1115 transitions. [2018-09-30 21:35:19,346 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1115 transitions. [2018-09-30 21:35:19,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:35:19,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:19,370 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 21:35:20,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:20,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 527 states and 1116 transitions. [2018-09-30 21:35:20,216 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1116 transitions. [2018-09-30 21:35:20,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:35:20,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:20,226 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 21:35:21,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:21,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 527 states and 1115 transitions. [2018-09-30 21:35:21,071 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1115 transitions. [2018-09-30 21:35:21,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:35:21,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:21,519 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 21:35:35,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:35,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 542 states and 1164 transitions. [2018-09-30 21:35:35,098 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1164 transitions. [2018-09-30 21:35:35,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:35:35,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:35,146 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 21:35:38,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:38,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 550 states and 1180 transitions. [2018-09-30 21:35:38,392 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1180 transitions. [2018-09-30 21:35:38,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:35:38,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:38,414 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 21:35:41,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:41,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 551 states and 1188 transitions. [2018-09-30 21:35:41,249 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1188 transitions. [2018-09-30 21:35:41,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:35:41,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:41,260 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 21:35:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:44,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 552 states and 1190 transitions. [2018-09-30 21:35:44,140 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1190 transitions. [2018-09-30 21:35:44,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:35:44,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:44,193 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 21:35:47,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:47,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 553 states and 1191 transitions. [2018-09-30 21:35:47,450 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1191 transitions. [2018-09-30 21:35:47,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:35:47,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:47,500 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 21:35:49,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:49,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 555 states and 1194 transitions. [2018-09-30 21:35:49,240 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1194 transitions. [2018-09-30 21:35:49,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:35:49,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:49,297 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 21:35:52,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:52,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 555 states and 1192 transitions. [2018-09-30 21:35:52,232 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1192 transitions. [2018-09-30 21:35:52,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:35:52,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:52,279 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 21:35:54,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:54,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 556 states and 1194 transitions. [2018-09-30 21:35:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1194 transitions. [2018-09-30 21:35:54,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:35:54,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:54,181 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 21:35:55,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:35:55,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 557 states and 1195 transitions. [2018-09-30 21:35:55,710 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1195 transitions. [2018-09-30 21:35:55,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:35:55,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:35:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:35:55,750 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 21:36:00,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:36:00,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 567 states and 1205 transitions. [2018-09-30 21:36:00,411 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1205 transitions. [2018-09-30 21:36:00,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:36:00,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:36:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:36:00,422 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 21:36:02,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:36:02,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 568 states and 1206 transitions. [2018-09-30 21:36:02,871 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1206 transitions. [2018-09-30 21:36:02,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:36:02,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:36:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:36:02,881 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 21:36:06,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:36:06,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 568 states and 1202 transitions. [2018-09-30 21:36:06,325 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1202 transitions. [2018-09-30 21:36:06,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:36:06,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:36:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:36:06,368 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 21:36:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:36:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 579 states and 1223 transitions. [2018-09-30 21:36:12,482 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1223 transitions. [2018-09-30 21:36:12,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:36:12,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:36:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:36:12,580 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 21:36:14,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:36:14,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 580 states and 1224 transitions. [2018-09-30 21:36:14,302 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1224 transitions. [2018-09-30 21:36:14,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:36:14,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:36:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:36:14,311 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 21:36:15,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:36:15,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 583 states and 1229 transitions. [2018-09-30 21:36:15,741 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1229 transitions. [2018-09-30 21:36:15,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:36:15,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:36:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:36:15,752 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 21:36:17,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:36:17,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 586 states and 1235 transitions. [2018-09-30 21:36:17,453 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1235 transitions. [2018-09-30 21:36:17,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:36:17,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:36:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:36:17,496 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 21:36:20,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:36:20,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 587 states and 1241 transitions. [2018-09-30 21:36:20,102 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1241 transitions. [2018-09-30 21:36:20,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:36:20,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:36:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:36:20,128 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 21:36:21,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:36:21,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 589 states and 1244 transitions. [2018-09-30 21:36:21,266 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1244 transitions. [2018-09-30 21:36:21,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:36:21,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:36:21,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:36:21,278 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 21:36:22,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:36:22,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 591 states and 1246 transitions. [2018-09-30 21:36:22,237 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1246 transitions. [2018-09-30 21:36:22,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:36:22,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:36:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:36:22,248 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 21:36:24,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:36:24,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 591 states and 1244 transitions. [2018-09-30 21:36:24,479 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1244 transitions. [2018-09-30 21:36:24,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 21:36:24,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:36:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:36:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown