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_Unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:40:43,114 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:40:43,116 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:40:43,128 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:40:43,129 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:40:43,130 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:40:43,131 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:40:43,133 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:40:43,135 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:40:43,136 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:40:43,137 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:40:43,137 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:40:43,138 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:40:43,139 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:40:43,140 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:40:43,141 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:40:43,142 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:40:43,143 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:40:43,145 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:40:43,147 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:40:43,148 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:40:43,150 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:40:43,153 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:40:43,153 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:40:43,153 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:40:43,154 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:40:43,155 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:40:43,156 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:40:43,157 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:40:43,158 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:40:43,159 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:40:43,159 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:40:43,160 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:40:43,160 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:40:43,161 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:40:43,162 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:40:43,162 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 11:40:43,178 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:40:43,179 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:40:43,180 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:40:43,180 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:40:43,181 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:40:43,181 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:40:43,181 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:40:43,181 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:40:43,181 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:40:43,182 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:40:43,182 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:40:43,182 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:40:43,182 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:40:43,182 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:40:43,183 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:40:43,183 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:40:43,183 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:40:43,183 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:40:43,184 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:40:43,184 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 11:40:43,184 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:40:43,184 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:40:43,184 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:40:43,185 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:40:43,185 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:40:43,185 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:40:43,185 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:40:43,186 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:40:43,186 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:40:43,186 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:40:43,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:40:43,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:40:43,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:40:43,275 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:40:43,276 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:40:43,276 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl [2018-09-30 11:40:43,277 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl' [2018-09-30 11:40:43,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:40:43,388 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:40:43,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:40:43,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:40:43,389 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:40:43,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,438 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 11:40:43,438 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 11:40:43,438 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 11:40:43,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:40:43,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:40:43,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:40:43,442 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:40:43,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:40:43,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:40:43,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:40:43,526 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:40:43,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:40:43,610 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-09-30 11:40:43,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-09-30 11:40:43,742 WARN L674 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-09-30 11:40:43,742 WARN L639 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-30 11:40:45,686 INFO L345 CfgBuilder]: Using library mode [2018-09-30 11:40:45,687 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:40:45 BoogieIcfgContainer [2018-09-30 11:40:45,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:40:45,688 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:40:45,688 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:40:45,700 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:40:45,700 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:40:45" (1/1) ... [2018-09-30 11:40:45,714 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 11:40:45,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:45,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 86 states and 148 transitions. [2018-09-30 11:40:45,754 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 148 transitions. [2018-09-30 11:40:45,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:40:45,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:45,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:46,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2018-09-30 11:40:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2018-09-30 11:40:46,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 11:40:46,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:46,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:46,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:46,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-09-30 11:40:46,986 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-09-30 11:40:46,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 11:40:46,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:47,048 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:48,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-09-30 11:40:48,133 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-09-30 11:40:48,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:40:48,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:48,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:48,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:48,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:48,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 223 transitions. [2018-09-30 11:40:48,992 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2018-09-30 11:40:49,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:40:49,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:49,067 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:50,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:50,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2018-09-30 11:40:50,087 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2018-09-30 11:40:50,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:40:50,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:50,168 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:51,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:51,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 135 states and 241 transitions. [2018-09-30 11:40:51,198 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 241 transitions. [2018-09-30 11:40:51,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 11:40:51,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:52,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:52,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2018-09-30 11:40:52,251 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2018-09-30 11:40:52,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:40:52,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:40:53,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:53,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 149 states and 275 transitions. [2018-09-30 11:40:53,271 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 275 transitions. [2018-09-30 11:40:53,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:40:53,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:53,334 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:54,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 151 states and 278 transitions. [2018-09-30 11:40:54,945 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 278 transitions. [2018-09-30 11:40:54,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:40:54,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:54,981 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:55,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:55,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 277 transitions. [2018-09-30 11:40:55,491 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 277 transitions. [2018-09-30 11:40:55,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:40:55,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:55,745 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:57,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:57,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 169 states and 304 transitions. [2018-09-30 11:40:57,010 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2018-09-30 11:40:57,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:40:57,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:57,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:40:57,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:57,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 170 states and 305 transitions. [2018-09-30 11:40:57,820 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 305 transitions. [2018-09-30 11:40:57,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:40:57,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:57,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:57,916 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:58,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:58,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 171 states and 306 transitions. [2018-09-30 11:40:58,429 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2018-09-30 11:40:58,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:40:58,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:58,452 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:59,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:59,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 174 states and 317 transitions. [2018-09-30 11:40:59,511 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 317 transitions. [2018-09-30 11:40:59,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:40:59,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:59,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:03,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:03,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 207 states and 389 transitions. [2018-09-30 11:41:03,443 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 389 transitions. [2018-09-30 11:41:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:03,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:03,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:41:04,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:04,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 209 states and 392 transitions. [2018-09-30 11:41:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 392 transitions. [2018-09-30 11:41:04,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:04,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:04,438 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:05,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:05,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 210 states and 393 transitions. [2018-09-30 11:41:05,765 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 393 transitions. [2018-09-30 11:41:05,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:05,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:05,817 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:07,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:07,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 210 states and 392 transitions. [2018-09-30 11:41:07,527 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 392 transitions. [2018-09-30 11:41:07,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:07,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:07,624 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:10,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 226 states and 418 transitions. [2018-09-30 11:41:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2018-09-30 11:41:10,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:10,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:10,507 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:12,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:12,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 227 states and 419 transitions. [2018-09-30 11:41:12,645 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2018-09-30 11:41:12,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:12,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:12,693 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:14,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:14,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 228 states and 420 transitions. [2018-09-30 11:41:14,538 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2018-09-30 11:41:14,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 11:41:14,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:14,711 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:21,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 253 states and 475 transitions. [2018-09-30 11:41:21,148 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 475 transitions. [2018-09-30 11:41:21,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 11:41:21,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:21,197 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:24,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:24,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 254 states and 477 transitions. [2018-09-30 11:41:24,948 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 477 transitions. [2018-09-30 11:41:24,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:41:24,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:25,000 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:28,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:28,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 255 states and 478 transitions. [2018-09-30 11:41:28,790 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 478 transitions. [2018-09-30 11:41:28,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:41:28,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:28,892 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:32,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:32,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 256 states and 479 transitions. [2018-09-30 11:41:32,888 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 479 transitions. [2018-09-30 11:41:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:41:32,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:32,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:37,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:37,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 258 states and 488 transitions. [2018-09-30 11:41:37,551 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 488 transitions. [2018-09-30 11:41:37,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:41:37,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:37,796 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:48,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:48,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 281 states and 546 transitions. [2018-09-30 11:41:48,223 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 546 transitions. [2018-09-30 11:41:48,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:41:48,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:48,515 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:00,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:00,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 288 states and 572 transitions. [2018-09-30 11:42:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 572 transitions. [2018-09-30 11:42:00,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:42:00,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:00,135 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:09,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:09,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 291 states and 581 transitions. [2018-09-30 11:42:09,723 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 581 transitions. [2018-09-30 11:42:09,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:42:09,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:26,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 309 states and 605 transitions. [2018-09-30 11:42:26,505 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 605 transitions. [2018-09-30 11:42:26,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:42:26,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:26,541 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:40,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 310 states and 611 transitions. [2018-09-30 11:42:40,480 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 611 transitions. [2018-09-30 11:42:40,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:42:40,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:40,529 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:10,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:10,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 328 states and 642 transitions. [2018-09-30 11:43:10,130 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 642 transitions. [2018-09-30 11:43:10,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:43:10,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:10,222 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:37,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:37,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 329 states and 643 transitions. [2018-09-30 11:43:37,195 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 643 transitions. [2018-09-30 11:43:37,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:43:37,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:37,244 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:04,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:04,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 328 states and 641 transitions. [2018-09-30 11:44:04,807 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 641 transitions. [2018-09-30 11:44:04,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:44:04,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:05,447 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:45,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:45,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 346 states and 667 transitions. [2018-09-30 11:44:45,598 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 667 transitions. [2018-09-30 11:44:45,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:44:45,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown