java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/real-life/threadpooling_out3_Reals.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:38:48,656 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:38:48,660 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:38:48,678 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:38:48,678 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:38:48,680 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:38:48,681 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:38:48,684 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:38:48,687 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:38:48,689 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:38:48,690 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:38:48,690 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:38:48,691 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:38:48,695 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:38:48,701 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:38:48,702 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:38:48,706 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:38:48,708 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:38:48,712 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:38:48,717 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:38:48,720 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:38:48,723 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:38:48,726 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:38:48,726 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:38:48,729 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:38:48,731 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:38:48,734 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:38:48,735 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:38:48,736 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:38:48,737 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:38:48,741 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:38:48,742 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:38:48,742 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:38:48,742 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:38:48,744 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:38:48,745 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:38:48,747 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 [2018-09-26 22:38:48,769 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:38:48,770 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:38:48,771 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:38:48,771 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:38:48,771 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:38:48,772 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:38:48,772 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:38:48,772 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:38:48,772 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:38:48,773 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:38:48,774 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:38:48,774 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:38:48,774 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:38:48,774 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:38:48,774 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:38:48,775 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:38:48,775 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:38:48,775 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:38:48,775 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:38:48,775 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 22:38:48,776 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:38:48,776 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:38:48,776 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:38:48,776 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:38:48,778 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:38:48,778 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:38:48,778 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:38:48,778 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:38:48,778 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:38:48,779 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:38:48,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:38:48,859 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:38:48,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:38:48,867 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:38:48,867 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:38:48,868 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3_Reals.bpl [2018-09-26 22:38:48,868 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3_Reals.bpl' [2018-09-26 22:38:49,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:38:49,087 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:38:49,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:38:49,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:38:49,089 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:38:49,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:49" (1/1) ... [2018-09-26 22:38:49,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:49" (1/1) ... [2018-09-26 22:38:49,162 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:38:49,163 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:38:49,163 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:38:49,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:38:49,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:38:49,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:38:49,166 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:38:49,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:49" (1/1) ... [2018-09-26 22:38:49,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:49" (1/1) ... [2018-09-26 22:38:49,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:49" (1/1) ... [2018-09-26 22:38:49,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:49" (1/1) ... [2018-09-26 22:38:49,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:49" (1/1) ... [2018-09-26 22:38:49,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:49" (1/1) ... [2018-09-26 22:38:49,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:49" (1/1) ... [2018-09-26 22:38:49,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:38:49,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:38:49,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:38:49,285 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:38:49,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:49" (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 [2018-09-26 22:38:49,350 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-26 22:38:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-26 22:38:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-26 22:38:53,544 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:38:53,545 INFO L202 PluginConnector]: Adding new model threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:38:53 BoogieIcfgContainer [2018-09-26 22:38:53,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:38:53,546 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:38:53,546 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:38:53,558 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:38:53,558 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:38:53" (1/1) ... [2018-09-26 22:38:53,573 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 22:38:53,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:53,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 491 states and 1324 transitions. [2018-09-26 22:38:53,637 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1324 transitions. [2018-09-26 22:38:53,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:38:53,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:54,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:55,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:55,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 497 states and 1358 transitions. [2018-09-26 22:38:55,616 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1358 transitions. [2018-09-26 22:38:55,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:38:55,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:55,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:57,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:57,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 503 states and 1395 transitions. [2018-09-26 22:38:57,967 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1395 transitions. [2018-09-26 22:38:57,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:38:57,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:58,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:00,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 509 states and 1434 transitions. [2018-09-26 22:39:00,200 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1434 transitions. [2018-09-26 22:39:00,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:00,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:00,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:00,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:00,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:00,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 514 states and 1459 transitions. [2018-09-26 22:39:00,803 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1459 transitions. [2018-09-26 22:39:00,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:00,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:00,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:01,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:01,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 520 states and 1489 transitions. [2018-09-26 22:39:01,728 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1489 transitions. [2018-09-26 22:39:01,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:01,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:01,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:02,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:02,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 526 states and 1521 transitions. [2018-09-26 22:39:02,301 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1521 transitions. [2018-09-26 22:39:02,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:02,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:02,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:03,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:03,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 531 states and 1546 transitions. [2018-09-26 22:39:03,385 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1546 transitions. [2018-09-26 22:39:03,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:03,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:03,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:03,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:03,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:03,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 532 states and 1551 transitions. [2018-09-26 22:39:03,957 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1551 transitions. [2018-09-26 22:39:03,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:03,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:04,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:04,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 534 states and 1560 transitions. [2018-09-26 22:39:04,410 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1560 transitions. [2018-09-26 22:39:04,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:04,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:04,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:04,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:04,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 535 states and 1567 transitions. [2018-09-26 22:39:04,866 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1567 transitions. [2018-09-26 22:39:04,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:04,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:04,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:05,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:05,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 536 states and 1571 transitions. [2018-09-26 22:39:05,255 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1571 transitions. [2018-09-26 22:39:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:05,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:05,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:05,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:05,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 537 states and 1576 transitions. [2018-09-26 22:39:05,668 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1576 transitions. [2018-09-26 22:39:05,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:05,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:05,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:06,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:06,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 543 states and 1606 transitions. [2018-09-26 22:39:06,646 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1606 transitions. [2018-09-26 22:39:06,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:06,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:06,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:07,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:07,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 544 states and 1611 transitions. [2018-09-26 22:39:07,180 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1611 transitions. [2018-09-26 22:39:07,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:39:07,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:07,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:07,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:07,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 545 states and 1616 transitions. [2018-09-26 22:39:07,882 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1616 transitions. [2018-09-26 22:39:07,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:07,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:08,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:08,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 549 states and 1637 transitions. [2018-09-26 22:39:08,457 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1637 transitions. [2018-09-26 22:39:08,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:08,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:08,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:11,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:11,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 554 states and 1667 transitions. [2018-09-26 22:39:11,496 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1667 transitions. [2018-09-26 22:39:11,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:11,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:11,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:12,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:12,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 558 states and 1684 transitions. [2018-09-26 22:39:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1684 transitions. [2018-09-26 22:39:12,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:12,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:12,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:12,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:13,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:13,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 561 states and 1697 transitions. [2018-09-26 22:39:13,547 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1697 transitions. [2018-09-26 22:39:13,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:13,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:13,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:14,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:14,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 562 states and 1700 transitions. [2018-09-26 22:39:14,205 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1700 transitions. [2018-09-26 22:39:14,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:14,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:14,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:21,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:21,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 567 states and 1730 transitions. [2018-09-26 22:39:21,684 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1730 transitions. [2018-09-26 22:39:21,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:21,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:21,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:24,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:24,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 568 states and 1735 transitions. [2018-09-26 22:39:24,393 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1735 transitions. [2018-09-26 22:39:24,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:24,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:24,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:25,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:25,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 569 states and 1741 transitions. [2018-09-26 22:39:25,460 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1741 transitions. [2018-09-26 22:39:25,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:25,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:25,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:26,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:26,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 570 states and 1745 transitions. [2018-09-26 22:39:26,495 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1745 transitions. [2018-09-26 22:39:26,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:26,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:26,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:26,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:27,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:27,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 576 states and 1770 transitions. [2018-09-26 22:39:27,800 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1770 transitions. [2018-09-26 22:39:27,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:27,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:27,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:28,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:28,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 577 states and 1773 transitions. [2018-09-26 22:39:28,622 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1773 transitions. [2018-09-26 22:39:28,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:28,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:28,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:29,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:29,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 580 states and 1789 transitions. [2018-09-26 22:39:29,452 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1789 transitions. [2018-09-26 22:39:29,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:29,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:29,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:30,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:30,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 581 states and 1794 transitions. [2018-09-26 22:39:30,122 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1794 transitions. [2018-09-26 22:39:30,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:30,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:31,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:37,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:37,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 586 states and 1823 transitions. [2018-09-26 22:39:37,146 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1823 transitions. [2018-09-26 22:39:37,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:37,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:37,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:40,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:40,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 589 states and 1840 transitions. [2018-09-26 22:39:40,064 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1840 transitions. [2018-09-26 22:39:40,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:40,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:42,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:46,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:46,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 590 states and 1846 transitions. [2018-09-26 22:39:46,776 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1846 transitions. [2018-09-26 22:39:46,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:46,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:46,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:49,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:49,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 591 states and 1850 transitions. [2018-09-26 22:39:49,987 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1850 transitions. [2018-09-26 22:39:49,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:49,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:49,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:50,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:51,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:51,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 592 states and 1858 transitions. [2018-09-26 22:39:51,062 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1858 transitions. [2018-09-26 22:39:51,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:39:51,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:09,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 598 states and 1897 transitions. [2018-09-26 22:40:09,067 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1897 transitions. [2018-09-26 22:40:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:40:09,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:09,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:13,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:13,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 599 states and 1901 transitions. [2018-09-26 22:40:13,633 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1901 transitions. [2018-09-26 22:40:13,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:40:13,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:13,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:14,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:14,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 600 states and 1906 transitions. [2018-09-26 22:40:14,700 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1906 transitions. [2018-09-26 22:40:14,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:40:14,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:14,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:15,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:15,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 601 states and 1910 transitions. [2018-09-26 22:40:15,925 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1910 transitions. [2018-09-26 22:40:15,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:40:15,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:17,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 602 states and 1917 transitions. [2018-09-26 22:40:17,218 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1917 transitions. [2018-09-26 22:40:17,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:40:17,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:17,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:18,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:18,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 603 states and 1922 transitions. [2018-09-26 22:40:18,993 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1922 transitions. [2018-09-26 22:40:18,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:40:18,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:19,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:27,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:27,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 609 states and 1958 transitions. [2018-09-26 22:40:27,616 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1958 transitions. [2018-09-26 22:40:27,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:40:27,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:27,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:27,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:37,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 613 states and 1980 transitions. [2018-09-26 22:40:37,215 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1980 transitions. [2018-09-26 22:40:37,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:40:37,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:50,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:50,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 614 states and 1986 transitions. [2018-09-26 22:40:50,910 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1986 transitions. [2018-09-26 22:40:50,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:40:50,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:51,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:52,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:52,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 615 states and 1993 transitions. [2018-09-26 22:40:52,416 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1993 transitions. [2018-09-26 22:40:52,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:40:52,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:52,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:56,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:56,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 616 states and 2000 transitions. [2018-09-26 22:40:56,490 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 2000 transitions. [2018-09-26 22:40:56,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:40:56,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:56,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:58,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:58,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 620 states and 2018 transitions. [2018-09-26 22:40:58,501 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 2018 transitions. [2018-09-26 22:40:58,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:40:58,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:58,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:00,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:00,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 624 states and 2041 transitions. [2018-09-26 22:41:00,709 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 2041 transitions. [2018-09-26 22:41:00,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:00,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:00,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:02,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 625 states and 2047 transitions. [2018-09-26 22:41:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 2047 transitions. [2018-09-26 22:41:02,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:02,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:02,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:03,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:03,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 626 states and 2052 transitions. [2018-09-26 22:41:03,991 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 2052 transitions. [2018-09-26 22:41:03,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:03,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:03,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:04,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:05,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:05,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 627 states and 2061 transitions. [2018-09-26 22:41:05,780 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 2061 transitions. [2018-09-26 22:41:05,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:05,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:05,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:18,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 631 states and 2089 transitions. [2018-09-26 22:41:18,140 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 2089 transitions. [2018-09-26 22:41:18,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:18,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:18,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:25,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 632 states and 2095 transitions. [2018-09-26 22:41:25,599 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 2095 transitions. [2018-09-26 22:41:25,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:25,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:25,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:27,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:27,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 635 states and 2109 transitions. [2018-09-26 22:41:27,831 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 2109 transitions. [2018-09-26 22:41:27,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:27,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:27,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:29,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:29,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 636 states and 2115 transitions. [2018-09-26 22:41:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 2115 transitions. [2018-09-26 22:41:29,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:29,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:29,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:32,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:32,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 642 states and 2145 transitions. [2018-09-26 22:41:32,372 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 2145 transitions. [2018-09-26 22:41:32,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:32,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:32,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:37,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:37,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 643 states and 2149 transitions. [2018-09-26 22:41:37,842 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 2149 transitions. [2018-09-26 22:41:37,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:37,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:37,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:45,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:45,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 644 states and 2155 transitions. [2018-09-26 22:41:45,561 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 2155 transitions. [2018-09-26 22:41:45,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:45,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:47,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:47,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 645 states and 2159 transitions. [2018-09-26 22:41:47,307 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 2159 transitions. [2018-09-26 22:41:47,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:47,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:47,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:49,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:49,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 646 states and 2162 transitions. [2018-09-26 22:41:49,201 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 2162 transitions. [2018-09-26 22:41:49,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:49,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:49,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:51,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:51,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 647 states and 2169 transitions. [2018-09-26 22:41:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 2169 transitions. [2018-09-26 22:41:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:41:51,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:51,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:52,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:42:09,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:42:09,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 652 states and 2205 transitions. [2018-09-26 22:42:09,081 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 2205 transitions. [2018-09-26 22:42:09,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:42:09,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:42:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:42:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:42:24,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:42:24,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 654 states and 2219 transitions. [2018-09-26 22:42:24,864 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 2219 transitions. [2018-09-26 22:42:24,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:42:24,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:42:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:42:27,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:42:32,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:42:32,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 659 states and 2245 transitions. [2018-09-26 22:42:32,045 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 2245 transitions. [2018-09-26 22:42:32,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:42:32,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:42:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:42:32,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:42:33,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:42:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 660 states and 2249 transitions. [2018-09-26 22:42:33,894 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 2249 transitions. [2018-09-26 22:42:33,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:42:33,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:42:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:42:34,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:42:36,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:42:36,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 661 states and 2253 transitions. [2018-09-26 22:42:36,076 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 2253 transitions. [2018-09-26 22:42:36,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:42:36,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:42:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:42:36,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:42:52,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:42:52,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 667 states and 2291 transitions. [2018-09-26 22:42:52,833 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 2291 transitions. [2018-09-26 22:42:52,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:42:52,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:42:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:42:52,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:02,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:02,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 668 states and 2296 transitions. [2018-09-26 22:43:02,574 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 2296 transitions. [2018-09-26 22:43:02,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:43:02,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:02,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:20,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:20,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 673 states and 2328 transitions. [2018-09-26 22:43:20,789 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 2328 transitions. [2018-09-26 22:43:20,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:43:20,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:20,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown