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/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 23:06:27,610 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 23:06:27,612 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 23:06:27,625 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 23:06:27,625 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 23:06:27,626 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 23:06:27,627 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 23:06:27,629 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 23:06:27,631 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 23:06:27,632 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 23:06:27,632 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 23:06:27,633 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 23:06:27,634 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 23:06:27,634 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 23:06:27,636 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 23:06:27,636 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 23:06:27,637 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 23:06:27,639 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 23:06:27,641 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 23:06:27,643 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 23:06:27,644 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 23:06:27,645 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 23:06:27,648 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 23:06:27,648 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 23:06:27,648 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 23:06:27,649 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 23:06:27,650 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 23:06:27,651 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 23:06:27,652 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 23:06:27,653 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 23:06:27,654 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 23:06:27,655 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 23:06:27,655 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 23:06:27,655 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 23:06:27,656 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 23:06:27,657 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 23:06:27,658 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 23:06:27,678 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 23:06:27,678 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 23:06:27,680 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 23:06:27,680 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 23:06:27,681 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 23:06:27,681 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 23:06:27,682 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 23:06:27,682 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 23:06:27,682 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 23:06:27,682 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 23:06:27,682 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 23:06:27,683 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 23:06:27,683 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 23:06:27,683 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 23:06:27,683 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 23:06:27,685 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 23:06:27,685 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 23:06:27,685 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 23:06:27,685 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 23:06:27,686 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 23:06:27,686 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 23:06:27,686 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 23:06:27,686 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 23:06:27,687 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 23:06:27,687 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 23:06:27,687 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 23:06:27,687 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 23:06:27,687 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 23:06:27,688 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 23:06:27,688 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 23:06:27,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 23:06:27,767 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 23:06:27,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 23:06:27,777 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 23:06:27,777 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 23:06:27,779 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl [2018-09-26 23:06:27,780 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl' [2018-09-26 23:06:27,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 23:06:27,842 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 23:06:27,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 23:06:27,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 23:06:27,844 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 23:06:27,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:27" (1/1) ... [2018-09-26 23:06:27,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:27" (1/1) ... [2018-09-26 23:06:27,886 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 23:06:27,886 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 23:06:27,887 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 23:06:27,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 23:06:27,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 23:06:27,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 23:06:27,890 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 23:06:27,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:27" (1/1) ... [2018-09-26 23:06:27,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:27" (1/1) ... [2018-09-26 23:06:27,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:27" (1/1) ... [2018-09-26 23:06:27,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:27" (1/1) ... [2018-09-26 23:06:27,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:27" (1/1) ... [2018-09-26 23:06:27,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:27" (1/1) ... [2018-09-26 23:06:27,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:27" (1/1) ... [2018-09-26 23:06:27,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 23:06:27,913 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 23:06:27,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 23:06:27,914 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 23:06:27,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:27" (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 23:06:28,000 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 23:06:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 23:06:28,001 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 23:06:28,223 INFO L343 CfgBuilder]: Using library mode [2018-09-26 23:06:28,223 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:06:28 BoogieIcfgContainer [2018-09-26 23:06:28,223 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 23:06:28,224 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 23:06:28,224 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 23:06:28,236 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 23:06:28,237 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:06:28" (1/1) ... [2018-09-26 23:06:28,251 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 23:06:28,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:28,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-26 23:06:28,297 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-26 23:06:28,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 23:06:28,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:28,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:28,460 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 23:06:28,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:28,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-26 23:06:28,934 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-26 23:06:28,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 23:06:28,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:29,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:29,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-09-26 23:06:29,604 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-09-26 23:06:29,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 23:06:29,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:29,695 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:30,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:30,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-09-26 23:06:30,259 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-09-26 23:06:30,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 23:06:30,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:31,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-09-26 23:06:31,588 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-09-26 23:06:31,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 23:06:31,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:31,648 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:32,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:32,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-09-26 23:06:32,375 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-09-26 23:06:32,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 23:06:32,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:32,766 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:33,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-09-26 23:06:33,907 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-09-26 23:06:33,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 23:06:33,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:33,992 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:34,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:34,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-09-26 23:06:34,537 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-09-26 23:06:34,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 23:06:34,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:34,707 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:35,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:35,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-09-26 23:06:35,070 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-09-26 23:06:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 23:06:35,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:35,182 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:36,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:36,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-09-26 23:06:36,126 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-09-26 23:06:36,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 23:06:36,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:36,316 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:36,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2018-09-26 23:06:36,781 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2018-09-26 23:06:36,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 23:06:36,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:36,859 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:37,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:37,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2018-09-26 23:06:37,315 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2018-09-26 23:06:37,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 23:06:37,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:37,402 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:38,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:38,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2018-09-26 23:06:38,002 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2018-09-26 23:06:38,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 23:06:38,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:38,144 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:39,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:39,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 19 states and 35 transitions. [2018-09-26 23:06:39,059 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 35 transitions. [2018-09-26 23:06:39,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 23:06:39,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:39,172 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:39,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2018-09-26 23:06:39,542 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2018-09-26 23:06:39,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-26 23:06:39,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:39,711 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:40,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:40,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 39 transitions. [2018-09-26 23:06:40,209 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 39 transitions. [2018-09-26 23:06:40,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 23:06:40,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:40,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:40,392 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:40,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:40,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2018-09-26 23:06:40,840 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2018-09-26 23:06:40,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 23:06:40,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:40,972 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:41,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:41,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2018-09-26 23:06:41,542 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2018-09-26 23:06:41,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 23:06:41,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:41,679 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:42,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:42,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-09-26 23:06:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-09-26 23:06:42,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 23:06:42,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:44,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:44,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2018-09-26 23:06:44,120 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2018-09-26 23:06:44,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 23:06:44,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:44,251 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:44,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:44,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-09-26 23:06:44,872 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-09-26 23:06:44,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-26 23:06:44,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:45,048 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:45,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:45,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-09-26 23:06:45,703 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-09-26 23:06:45,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 23:06:45,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:46,029 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:47,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:47,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2018-09-26 23:06:47,159 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2018-09-26 23:06:47,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 23:06:47,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:47,422 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:48,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:48,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 55 transitions. [2018-09-26 23:06:48,070 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 55 transitions. [2018-09-26 23:06:48,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 23:06:48,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:48,255 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:49,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2018-09-26 23:06:49,027 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2018-09-26 23:06:49,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-26 23:06:49,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:49,176 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:49,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:49,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2018-09-26 23:06:49,957 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2018-09-26 23:06:49,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 23:06:49,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:50,614 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:51,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:51,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2018-09-26 23:06:51,519 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2018-09-26 23:06:51,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 23:06:51,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:51,732 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:52,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:52,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2018-09-26 23:06:52,834 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2018-09-26 23:06:52,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 23:06:52,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:53,092 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:54,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2018-09-26 23:06:54,103 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2018-09-26 23:06:54,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 23:06:54,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:54,364 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:55,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:55,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2018-09-26 23:06:55,520 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2018-09-26 23:06:55,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 23:06:55,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:55,730 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:56,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:56,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-09-26 23:06:56,743 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-09-26 23:06:56,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 23:06:56,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:56,999 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:58,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:58,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2018-09-26 23:06:58,496 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2018-09-26 23:06:58,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 23:06:58,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:58,763 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:59,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:59,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2018-09-26 23:06:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2018-09-26 23:06:59,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 23:06:59,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:00,169 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2018-09-26 23:07:01,369 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2018-09-26 23:07:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 23:07:01,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:01,610 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:02,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:02,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-09-26 23:07:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-09-26 23:07:02,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 23:07:02,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:04,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:04,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2018-09-26 23:07:04,566 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2018-09-26 23:07:04,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 23:07:04,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:04,973 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:06,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:06,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 42 states and 81 transitions. [2018-09-26 23:07:06,236 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2018-09-26 23:07:06,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 23:07:06,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:06,509 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:07,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:07,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2018-09-26 23:07:07,962 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2018-09-26 23:07:07,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 23:07:07,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:08,300 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:09,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:09,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2018-09-26 23:07:09,684 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2018-09-26 23:07:09,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 23:07:09,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:10,131 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:11,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:11,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2018-09-26 23:07:11,667 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2018-09-26 23:07:11,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 23:07:11,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:11,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:11,945 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:13,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:13,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2018-09-26 23:07:13,762 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2018-09-26 23:07:13,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 23:07:13,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:15,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:15,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2018-09-26 23:07:15,665 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2018-09-26 23:07:15,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 23:07:15,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:16,129 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:18,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2018-09-26 23:07:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2018-09-26 23:07:18,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 23:07:18,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:18,367 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:20,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:20,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2018-09-26 23:07:20,067 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2018-09-26 23:07:20,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 23:07:20,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:20,384 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:22,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:22,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2018-09-26 23:07:22,149 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2018-09-26 23:07:22,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 23:07:22,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:22,518 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:24,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:24,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 99 transitions. [2018-09-26 23:07:24,385 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 99 transitions. [2018-09-26 23:07:24,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 23:07:24,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:24,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:26,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:26,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-26 23:07:26,777 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-26 23:07:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 23:07:26,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:27,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:29,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:29,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-09-26 23:07:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-09-26 23:07:29,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 23:07:29,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:30,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:32,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:32,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2018-09-26 23:07:32,089 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2018-09-26 23:07:32,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 23:07:32,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:32,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:34,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:34,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 55 states and 107 transitions. [2018-09-26 23:07:34,680 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 107 transitions. [2018-09-26 23:07:34,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 23:07:34,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:35,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:38,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:38,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2018-09-26 23:07:38,073 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2018-09-26 23:07:38,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 23:07:38,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:38,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:40,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:40,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2018-09-26 23:07:40,789 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2018-09-26 23:07:40,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 23:07:40,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:41,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:43,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:43,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 113 transitions. [2018-09-26 23:07:43,603 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 113 transitions. [2018-09-26 23:07:43,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 23:07:43,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:44,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:46,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:46,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2018-09-26 23:07:46,529 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2018-09-26 23:07:46,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 23:07:46,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:47,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:49,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:49,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2018-09-26 23:07:49,711 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2018-09-26 23:07:49,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 23:07:49,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:50,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:52,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:52,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2018-09-26 23:07:52,828 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2018-09-26 23:07:52,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 23:07:52,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:52,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:53,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:56,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:56,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2018-09-26 23:07:56,092 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2018-09-26 23:07:56,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 23:07:56,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:56,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:56,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:59,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:59,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 63 states and 123 transitions. [2018-09-26 23:07:59,403 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2018-09-26 23:07:59,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 23:07:59,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:00,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:02,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:02,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2018-09-26 23:08:02,943 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2018-09-26 23:08:02,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 23:08:02,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:05,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:08,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:08,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2018-09-26 23:08:08,314 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2018-09-26 23:08:08,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 23:08:08,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:09,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:12,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:12,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2018-09-26 23:08:12,108 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2018-09-26 23:08:12,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 23:08:12,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:14,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:17,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:17,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2018-09-26 23:08:17,239 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2018-09-26 23:08:17,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 23:08:17,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:17,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:21,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:21,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2018-09-26 23:08:21,049 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2018-09-26 23:08:21,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 23:08:21,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:22,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:28,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:28,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 135 transitions. [2018-09-26 23:08:28,808 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2018-09-26 23:08:28,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 23:08:28,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:29,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:33,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:33,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2018-09-26 23:08:33,338 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2018-09-26 23:08:33,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-26 23:08:33,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:34,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:37,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:37,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2018-09-26 23:08:37,542 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2018-09-26 23:08:37,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 23:08:37,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:38,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:41,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2018-09-26 23:08:41,805 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2018-09-26 23:08:41,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-26 23:08:41,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:41,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:42,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:46,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:46,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2018-09-26 23:08:46,063 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2018-09-26 23:08:46,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 23:08:46,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:46,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:50,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:50,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2018-09-26 23:08:50,448 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2018-09-26 23:08:50,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-26 23:08:50,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:51,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:54,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:54,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2018-09-26 23:08:54,985 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2018-09-26 23:08:54,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 23:08:54,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:55,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:59,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:59,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2018-09-26 23:08:59,808 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2018-09-26 23:08:59,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-26 23:08:59,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:04,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:04,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2018-09-26 23:09:04,626 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2018-09-26 23:09:04,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 23:09:04,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:05,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:09,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:09,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2018-09-26 23:09:09,666 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2018-09-26 23:09:09,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-26 23:09:09,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:10,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:14,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:14,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2018-09-26 23:09:14,836 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2018-09-26 23:09:14,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 23:09:14,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:15,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:20,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:20,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2018-09-26 23:09:20,193 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2018-09-26 23:09:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-26 23:09:20,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:20,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:25,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:25,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2018-09-26 23:09:25,577 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2018-09-26 23:09:25,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 23:09:25,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:26,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:31,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:31,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2018-09-26 23:09:31,122 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2018-09-26 23:09:31,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-26 23:09:31,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:31,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:36,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:36,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 83 states and 163 transitions. [2018-09-26 23:09:36,878 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 163 transitions. [2018-09-26 23:09:36,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 23:09:36,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:42,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:42,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2018-09-26 23:09:42,864 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2018-09-26 23:09:42,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-26 23:09:42,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:43,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2018-09-26 23:09:48,972 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2018-09-26 23:09:48,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 23:09:48,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:55,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:55,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2018-09-26 23:09:55,393 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2018-09-26 23:09:55,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-26 23:09:55,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:56,185 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:01,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:01,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2018-09-26 23:10:01,829 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2018-09-26 23:10:01,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 23:10:01,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:09,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:09,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 173 transitions. [2018-09-26 23:10:09,048 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 173 transitions. [2018-09-26 23:10:09,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-26 23:10:09,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:10,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:15,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:15,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 175 transitions. [2018-09-26 23:10:15,986 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2018-09-26 23:10:15,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 23:10:15,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:17,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:23,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:23,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 90 states and 177 transitions. [2018-09-26 23:10:23,236 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 177 transitions. [2018-09-26 23:10:23,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-26 23:10:23,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:24,116 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:30,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:30,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2018-09-26 23:10:30,246 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2018-09-26 23:10:30,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 23:10:30,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:31,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:37,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:37,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2018-09-26 23:10:37,517 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2018-09-26 23:10:37,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-26 23:10:37,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:38,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:44,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:44,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2018-09-26 23:10:44,982 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2018-09-26 23:10:44,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 23:10:44,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:45,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 23:10:52,425 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.09 11:10:52 ImpRootNode [2018-09-26 23:10:52,425 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-26 23:10:52,426 INFO L168 Benchmark]: Toolchain (without parser) took 264586.99 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -179.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 222.4 MB). Peak memory consumption was 42.6 MB. Max. memory is 7.1 GB. [2018-09-26 23:10:52,428 INFO L168 Benchmark]: Boogie PL CUP Parser took 1.09 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:10:52,429 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.00 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:10:52,429 INFO L168 Benchmark]: Boogie Preprocessor took 22.95 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:10:52,430 INFO L168 Benchmark]: RCFGBuilder took 310.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 23:10:52,430 INFO L168 Benchmark]: CodeCheck took 264201.53 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -179.8 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 201.3 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2018-09-26 23:10:52,434 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 25]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 25) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 264.1s OverallTime, 88 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -12 SolverSat, -8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 73.2s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 42.3s InterpolantComputationTime, 4092 NumberOfCodeBlocks, 4092 NumberOfCodeBlocksAsserted, 88 NumberOfCheckSat, 4004 ConstructedInterpolants, 0 QuantifiedInterpolants, 1170796 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 88 InterpolantComputations, 1 PerfectInterpolantSequences, 0/113564 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 1.09 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.00 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.95 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 310.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 264201.53 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -179.8 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 201.3 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LuxembourgOctopus.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-26_23-10-52-444.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LuxembourgOctopus.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_23-10-52-444.csv Completed graceful shutdown