java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 02:37:41,553 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 02:37:41,555 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 02:37:41,567 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 02:37:41,567 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 02:37:41,568 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 02:37:41,570 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 02:37:41,573 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 02:37:41,575 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 02:37:41,578 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 02:37:41,579 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 02:37:41,579 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 02:37:41,582 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 02:37:41,585 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 02:37:41,589 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 02:37:41,590 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 02:37:41,590 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 02:37:41,592 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 02:37:41,598 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 02:37:41,600 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 02:37:41,604 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 02:37:41,605 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 02:37:41,610 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 02:37:41,611 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 02:37:41,611 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 02:37:41,612 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 02:37:41,612 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 02:37:41,613 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 02:37:41,614 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 02:37:41,615 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 02:37:41,615 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 02:37:41,616 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 02:37:41,616 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 02:37:41,616 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 02:37:41,617 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 02:37:41,618 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 02:37:41,618 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-01 02:37:41,644 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 02:37:41,644 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 02:37:41,645 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 02:37:41,645 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 02:37:41,646 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 02:37:41,646 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 02:37:41,646 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 02:37:41,647 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 02:37:41,647 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 02:37:41,647 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 02:37:41,647 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 02:37:41,647 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 02:37:41,647 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 02:37:41,648 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 02:37:41,648 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 02:37:41,648 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 02:37:41,648 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 02:37:41,648 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 02:37:41,649 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 02:37:41,649 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 02:37:41,649 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 02:37:41,649 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:37:41,649 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 02:37:41,649 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 02:37:41,650 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 02:37:41,650 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 02:37:41,650 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 02:37:41,650 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 02:37:41,650 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 02:37:41,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 02:37:41,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 02:37:41,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 02:37:41,736 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 02:37:41,737 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 02:37:41,738 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl [2018-10-01 02:37:41,738 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl' [2018-10-01 02:37:41,799 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 02:37:41,802 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 02:37:41,803 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 02:37:41,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 02:37:41,803 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 02:37:41,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:37:41" (1/1) ... [2018-10-01 02:37:41,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:37:41" (1/1) ... [2018-10-01 02:37:41,839 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-01 02:37:41,840 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-01 02:37:41,840 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-01 02:37:41,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 02:37:41,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 02:37:41,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 02:37:41,860 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 02:37:41,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:37:41" (1/1) ... [2018-10-01 02:37:41,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:37:41" (1/1) ... [2018-10-01 02:37:41,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:37:41" (1/1) ... [2018-10-01 02:37:41,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:37:41" (1/1) ... [2018-10-01 02:37:41,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:37:41" (1/1) ... [2018-10-01 02:37:41,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:37:41" (1/1) ... [2018-10-01 02:37:41,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:37:41" (1/1) ... [2018-10-01 02:37:41,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 02:37:41,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 02:37:41,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 02:37:41,885 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 02:37:41,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:37:41" (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 [2018-10-01 02:37:41,956 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-01 02:37:41,956 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-01 02:37:41,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-01 02:37:41,957 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2018-10-01 02:37:42,434 INFO L345 CfgBuilder]: Using library mode [2018-10-01 02:37:42,434 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:37:42 BoogieIcfgContainer [2018-10-01 02:37:42,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 02:37:42,436 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 02:37:42,437 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 02:37:42,446 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 02:37:42,446 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:37:42" (1/1) ... [2018-10-01 02:37:42,462 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 02:37:42,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:42,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-10-01 02:37:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-10-01 02:37:42,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 02:37:42,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:42,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:42,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:42,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:42,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-10-01 02:37:42,802 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-10-01 02:37:42,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 02:37:42,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:42,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:44,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:44,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2018-10-01 02:37:44,133 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2018-10-01 02:37:44,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:37:44,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:44,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:44,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:44,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-10-01 02:37:44,268 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-10-01 02:37:44,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:37:44,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:44,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-01 02:37:45,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:45,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-10-01 02:37:45,112 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-10-01 02:37:45,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:37:45,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:45,315 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:46,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:46,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-10-01 02:37:46,603 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-10-01 02:37:46,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 02:37:46,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:46,651 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-01 02:37:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:47,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-10-01 02:37:47,112 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-10-01 02:37:47,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 02:37:47,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:47,366 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:48,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2018-10-01 02:37:48,718 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2018-10-01 02:37:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 02:37:48,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:48,783 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:49,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2018-10-01 02:37:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2018-10-01 02:37:49,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-01 02:37:49,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:49,469 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-01 02:37:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2018-10-01 02:37:50,072 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2018-10-01 02:37:50,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 02:37:50,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:51,503 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-10-01 02:37:51,914 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-01 02:37:52,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:52,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-10-01 02:37:52,856 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-10-01 02:37:52,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 02:37:52,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:52,889 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-10-01 02:37:53,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:53,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-10-01 02:37:53,310 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-10-01 02:37:53,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-01 02:37:53,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:53,522 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:55,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:55,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 74 transitions. [2018-10-01 02:37:55,658 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 74 transitions. [2018-10-01 02:37:55,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-01 02:37:55,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:55,725 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-10-01 02:37:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:56,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2018-10-01 02:37:56,247 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2018-10-01 02:37:56,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 02:37:56,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:56,454 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:58,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:58,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 47 states and 87 transitions. [2018-10-01 02:37:58,340 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 87 transitions. [2018-10-01 02:37:58,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 02:37:58,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:58,376 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-10-01 02:37:59,069 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-01 02:37:59,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:59,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2018-10-01 02:37:59,864 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2018-10-01 02:37:59,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-01 02:37:59,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:00,276 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:02,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:02,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-10-01 02:38:02,351 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-10-01 02:38:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-01 02:38:02,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:02,387 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-10-01 02:38:03,164 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-01 02:38:03,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-10-01 02:38:03,797 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-10-01 02:38:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 02:38:03,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:04,087 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:06,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:06,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 57 states and 116 transitions. [2018-10-01 02:38:06,578 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2018-10-01 02:38:06,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 02:38:06,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:06,616 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-10-01 02:38:07,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:07,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 115 transitions. [2018-10-01 02:38:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2018-10-01 02:38:07,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-01 02:38:07,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:08,403 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:11,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:11,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 62 states and 132 transitions. [2018-10-01 02:38:11,214 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 132 transitions. [2018-10-01 02:38:11,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-01 02:38:11,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:11,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:11,250 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-10-01 02:38:12,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:12,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 62 states and 131 transitions. [2018-10-01 02:38:12,012 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 131 transitions. [2018-10-01 02:38:12,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 02:38:12,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:12,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:12,512 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:15,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:15,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 67 states and 149 transitions. [2018-10-01 02:38:15,175 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 149 transitions. [2018-10-01 02:38:15,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 02:38:15,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:15,211 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-10-01 02:38:16,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:16,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 67 states and 148 transitions. [2018-10-01 02:38:16,125 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 148 transitions. [2018-10-01 02:38:16,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-01 02:38:16,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:16,839 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:19,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:19,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 72 states and 167 transitions. [2018-10-01 02:38:19,882 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 167 transitions. [2018-10-01 02:38:19,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-01 02:38:19,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:19,919 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2018-10-01 02:38:20,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:20,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 72 states and 166 transitions. [2018-10-01 02:38:20,970 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 166 transitions. [2018-10-01 02:38:20,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 02:38:20,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:21,343 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:24,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:24,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 77 states and 186 transitions. [2018-10-01 02:38:24,278 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 186 transitions. [2018-10-01 02:38:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 02:38:24,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:24,317 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2018-10-01 02:38:25,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:25,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 77 states and 185 transitions. [2018-10-01 02:38:25,340 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 185 transitions. [2018-10-01 02:38:25,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-01 02:38:25,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:29,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:29,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 82 states and 206 transitions. [2018-10-01 02:38:29,341 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 206 transitions. [2018-10-01 02:38:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-01 02:38:29,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:29,383 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-10-01 02:38:30,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:30,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 82 states and 205 transitions. [2018-10-01 02:38:30,385 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 205 transitions. [2018-10-01 02:38:30,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 02:38:30,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:31,573 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:35,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:35,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 87 states and 227 transitions. [2018-10-01 02:38:35,061 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 227 transitions. [2018-10-01 02:38:35,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 02:38:35,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-10-01 02:38:37,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:37,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 87 states and 226 transitions. [2018-10-01 02:38:37,184 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 226 transitions. [2018-10-01 02:38:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-01 02:38:37,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:37,612 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:41,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:41,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 92 states and 249 transitions. [2018-10-01 02:38:41,574 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 249 transitions. [2018-10-01 02:38:41,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-01 02:38:41,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:41,615 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2018-10-01 02:38:42,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:42,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 92 states and 248 transitions. [2018-10-01 02:38:42,676 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 248 transitions. [2018-10-01 02:38:42,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 02:38:42,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:43,439 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:47,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:47,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 97 states and 272 transitions. [2018-10-01 02:38:47,513 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 272 transitions. [2018-10-01 02:38:47,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 02:38:47,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:47,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:47,556 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2018-10-01 02:38:48,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:48,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 97 states and 271 transitions. [2018-10-01 02:38:48,672 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 271 transitions. [2018-10-01 02:38:48,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-01 02:38:48,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:49,236 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:53,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 102 states and 296 transitions. [2018-10-01 02:38:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 296 transitions. [2018-10-01 02:38:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-01 02:38:53,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:54,043 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2018-10-01 02:38:55,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:55,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 102 states and 295 transitions. [2018-10-01 02:38:55,239 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 295 transitions. [2018-10-01 02:38:55,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-01 02:38:55,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:56,965 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:01,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:01,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 107 states and 321 transitions. [2018-10-01 02:39:01,301 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 321 transitions. [2018-10-01 02:39:01,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-01 02:39:01,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:01,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:01,358 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2018-10-01 02:39:02,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 107 states and 320 transitions. [2018-10-01 02:39:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 320 transitions. [2018-10-01 02:39:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-01 02:39:02,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:03,605 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:08,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 112 states and 347 transitions. [2018-10-01 02:39:08,266 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 347 transitions. [2018-10-01 02:39:08,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-01 02:39:08,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:08,314 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2018-10-01 02:39:09,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:09,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 112 states and 346 transitions. [2018-10-01 02:39:09,897 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 346 transitions. [2018-10-01 02:39:09,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-01 02:39:09,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:09,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:10,573 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:15,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:15,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 117 states and 374 transitions. [2018-10-01 02:39:15,468 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 374 transitions. [2018-10-01 02:39:15,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-01 02:39:15,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:15,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2018-10-01 02:39:17,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 117 states and 373 transitions. [2018-10-01 02:39:17,500 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 373 transitions. [2018-10-01 02:39:17,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-01 02:39:17,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:18,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:23,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:23,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 122 states and 402 transitions. [2018-10-01 02:39:23,677 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 402 transitions. [2018-10-01 02:39:23,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-01 02:39:23,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:23,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2018-10-01 02:39:25,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 122 states and 401 transitions. [2018-10-01 02:39:25,630 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 401 transitions. [2018-10-01 02:39:25,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-01 02:39:25,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:26,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:31,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:31,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 127 states and 431 transitions. [2018-10-01 02:39:31,784 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 431 transitions. [2018-10-01 02:39:31,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-01 02:39:31,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:31,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1199 trivial. 0 not checked. [2018-10-01 02:39:33,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:33,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 127 states and 430 transitions. [2018-10-01 02:39:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 430 transitions. [2018-10-01 02:39:33,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-01 02:39:33,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:34,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:37,454 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-10-01 02:39:44,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:44,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 132 states and 461 transitions. [2018-10-01 02:39:44,029 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 461 transitions. [2018-10-01 02:39:44,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-01 02:39:44,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:44,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:44,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1311 trivial. 0 not checked. [2018-10-01 02:39:46,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 132 states and 460 transitions. [2018-10-01 02:39:46,079 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 460 transitions. [2018-10-01 02:39:46,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-01 02:39:46,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:47,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:53,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:53,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 137 states and 492 transitions. [2018-10-01 02:39:53,477 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 492 transitions. [2018-10-01 02:39:53,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-01 02:39:53,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:53,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1428 trivial. 0 not checked. [2018-10-01 02:39:55,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:55,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 137 states and 491 transitions. [2018-10-01 02:39:55,195 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 491 transitions. [2018-10-01 02:39:55,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-01 02:39:55,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:56,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:02,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:02,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 142 states and 524 transitions. [2018-10-01 02:40:02,234 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 524 transitions. [2018-10-01 02:40:02,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-01 02:40:02,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:02,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2018-10-01 02:40:04,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:04,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 142 states and 523 transitions. [2018-10-01 02:40:04,243 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 523 transitions. [2018-10-01 02:40:04,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-01 02:40:04,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:04,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:11,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:11,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 147 states and 557 transitions. [2018-10-01 02:40:11,381 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 557 transitions. [2018-10-01 02:40:11,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-01 02:40:11,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:11,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1677 trivial. 0 not checked. [2018-10-01 02:40:13,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:13,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 147 states and 556 transitions. [2018-10-01 02:40:13,537 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 556 transitions. [2018-10-01 02:40:13,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-01 02:40:13,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:14,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:20,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:20,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 152 states and 591 transitions. [2018-10-01 02:40:20,958 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 591 transitions. [2018-10-01 02:40:20,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-01 02:40:20,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:21,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2018-10-01 02:40:22,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:22,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 152 states and 590 transitions. [2018-10-01 02:40:22,999 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 590 transitions. [2018-10-01 02:40:23,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-01 02:40:23,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:24,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:30,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:30,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 157 states and 626 transitions. [2018-10-01 02:40:30,941 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 626 transitions. [2018-10-01 02:40:30,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-01 02:40:30,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:31,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1946 trivial. 0 not checked. [2018-10-01 02:40:32,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:32,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 157 states and 625 transitions. [2018-10-01 02:40:32,834 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 625 transitions. [2018-10-01 02:40:32,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-01 02:40:32,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:33,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:41,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 162 states and 662 transitions. [2018-10-01 02:40:41,056 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 662 transitions. [2018-10-01 02:40:41,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-01 02:40:41,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:41,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2088 trivial. 0 not checked. [2018-10-01 02:40:43,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 162 states and 661 transitions. [2018-10-01 02:40:43,170 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 661 transitions. [2018-10-01 02:40:43,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-01 02:40:43,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:44,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:51,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:51,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 167 states and 699 transitions. [2018-10-01 02:40:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 699 transitions. [2018-10-01 02:40:51,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-01 02:40:51,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:51,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2235 trivial. 0 not checked. [2018-10-01 02:40:53,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:53,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 167 states and 698 transitions. [2018-10-01 02:40:53,806 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 698 transitions. [2018-10-01 02:40:53,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-01 02:40:53,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:54,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 2295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:02,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:02,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 172 states and 737 transitions. [2018-10-01 02:41:02,402 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 737 transitions. [2018-10-01 02:41:02,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-01 02:41:02,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:02,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2387 trivial. 0 not checked. [2018-10-01 02:41:04,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:04,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 172 states and 736 transitions. [2018-10-01 02:41:04,941 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 736 transitions. [2018-10-01 02:41:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-01 02:41:04,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:06,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2449 backedges. 0 proven. 2449 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:14,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:14,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 177 states and 776 transitions. [2018-10-01 02:41:14,041 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 776 transitions. [2018-10-01 02:41:14,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-01 02:41:14,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:14,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2576 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2544 trivial. 0 not checked. [2018-10-01 02:41:16,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:16,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 177 states and 775 transitions. [2018-10-01 02:41:16,637 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 775 transitions. [2018-10-01 02:41:16,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-01 02:41:16,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:17,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2608 backedges. 0 proven. 2608 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:26,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:26,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 182 states and 816 transitions. [2018-10-01 02:41:26,097 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 816 transitions. [2018-10-01 02:41:26,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-01 02:41:26,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:26,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2706 trivial. 0 not checked. [2018-10-01 02:41:28,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:28,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 182 states and 815 transitions. [2018-10-01 02:41:28,556 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 815 transitions. [2018-10-01 02:41:28,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-01 02:41:28,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:30,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2772 backedges. 0 proven. 2772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:38,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:38,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 187 states and 857 transitions. [2018-10-01 02:41:38,664 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 857 transitions. [2018-10-01 02:41:38,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-01 02:41:38,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:38,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. [2018-10-01 02:41:41,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:41,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 187 states and 856 transitions. [2018-10-01 02:41:41,203 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 856 transitions. [2018-10-01 02:41:41,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-01 02:41:41,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:42,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2941 backedges. 0 proven. 2941 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:51,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:51,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 192 states and 899 transitions. [2018-10-01 02:41:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 899 transitions. [2018-10-01 02:41:51,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-01 02:41:51,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:51,158 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 3045 trivial. 0 not checked. [2018-10-01 02:41:53,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:53,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 192 states and 898 transitions. [2018-10-01 02:41:53,476 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 898 transitions. [2018-10-01 02:41:53,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-01 02:41:53,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 3115 backedges. 0 proven. 3115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:03,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 197 states and 942 transitions. [2018-10-01 02:42:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 942 transitions. [2018-10-01 02:42:03,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-01 02:42:03,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:03,853 INFO L134 CoverageAnalysis]: Checked inductivity of 3258 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3222 trivial. 0 not checked. [2018-10-01 02:42:06,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:06,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 197 states and 941 transitions. [2018-10-01 02:42:06,482 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 941 transitions. [2018-10-01 02:42:06,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-01 02:42:06,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3294 backedges. 0 proven. 3294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:16,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:16,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 202 states and 986 transitions. [2018-10-01 02:42:16,793 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 986 transitions. [2018-10-01 02:42:16,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-01 02:42:16,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:16,857 INFO L134 CoverageAnalysis]: Checked inductivity of 3441 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 3404 trivial. 0 not checked. [2018-10-01 02:42:19,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:19,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 202 states and 985 transitions. [2018-10-01 02:42:19,442 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 985 transitions. [2018-10-01 02:42:19,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-01 02:42:19,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:20,455 INFO L134 CoverageAnalysis]: Checked inductivity of 3478 backedges. 0 proven. 3478 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:29,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:29,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 207 states and 1031 transitions. [2018-10-01 02:42:29,881 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 1031 transitions. [2018-10-01 02:42:29,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-01 02:42:29,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:29,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3629 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 3591 trivial. 0 not checked. [2018-10-01 02:42:32,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:32,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 207 states and 1030 transitions. [2018-10-01 02:42:32,883 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 1030 transitions. [2018-10-01 02:42:32,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-01 02:42:32,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:33,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3667 backedges. 0 proven. 3667 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:43,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:43,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 212 states and 1077 transitions. [2018-10-01 02:42:43,813 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 1077 transitions. [2018-10-01 02:42:43,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-01 02:42:43,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:43,880 INFO L134 CoverageAnalysis]: Checked inductivity of 3822 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 3783 trivial. 0 not checked. [2018-10-01 02:42:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 212 states and 1076 transitions. [2018-10-01 02:42:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 1076 transitions. [2018-10-01 02:42:46,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-01 02:42:46,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:47,798 INFO L134 CoverageAnalysis]: Checked inductivity of 3861 backedges. 0 proven. 3861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:57,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:57,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 217 states and 1124 transitions. [2018-10-01 02:42:57,923 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 1124 transitions. [2018-10-01 02:42:57,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-01 02:42:57,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:57,994 INFO L134 CoverageAnalysis]: Checked inductivity of 4020 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 3980 trivial. 0 not checked. [2018-10-01 02:43:00,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:00,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 217 states and 1123 transitions. [2018-10-01 02:43:00,598 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 1123 transitions. [2018-10-01 02:43:00,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-10-01 02:43:00,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:01,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4060 backedges. 0 proven. 4060 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:12,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:12,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 222 states and 1172 transitions. [2018-10-01 02:43:12,054 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 1172 transitions. [2018-10-01 02:43:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-01 02:43:12,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:12,127 INFO L134 CoverageAnalysis]: Checked inductivity of 4223 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 4182 trivial. 0 not checked. [2018-10-01 02:43:15,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:15,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 222 states and 1171 transitions. [2018-10-01 02:43:15,098 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 1171 transitions. [2018-10-01 02:43:15,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-01 02:43:15,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 4264 backedges. 0 proven. 4264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:26,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:26,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 227 states and 1221 transitions. [2018-10-01 02:43:26,755 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1221 transitions. [2018-10-01 02:43:26,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-01 02:43:26,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:26,835 INFO L134 CoverageAnalysis]: Checked inductivity of 4431 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 4389 trivial. 0 not checked. [2018-10-01 02:43:29,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:29,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 227 states and 1220 transitions. [2018-10-01 02:43:29,895 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1220 transitions. [2018-10-01 02:43:29,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-01 02:43:29,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:31,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4473 backedges. 0 proven. 4473 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:42,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:42,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 232 states and 1271 transitions. [2018-10-01 02:43:42,088 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1271 transitions. [2018-10-01 02:43:42,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-01 02:43:42,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:42,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4644 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 4601 trivial. 0 not checked. [2018-10-01 02:43:45,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 232 states and 1270 transitions. [2018-10-01 02:43:45,399 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1270 transitions. [2018-10-01 02:43:45,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-01 02:43:45,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:46,571 INFO L134 CoverageAnalysis]: Checked inductivity of 4687 backedges. 0 proven. 4687 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:57,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:57,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 237 states and 1322 transitions. [2018-10-01 02:43:57,624 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 1322 transitions. [2018-10-01 02:43:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-01 02:43:57,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:57,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4862 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 4818 trivial. 0 not checked. [2018-10-01 02:44:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:00,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 237 states and 1321 transitions. [2018-10-01 02:44:00,768 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 1321 transitions. [2018-10-01 02:44:00,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-01 02:44:00,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:00,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:01,976 INFO L134 CoverageAnalysis]: Checked inductivity of 4906 backedges. 0 proven. 4906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:13,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:13,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 242 states and 1374 transitions. [2018-10-01 02:44:13,352 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1374 transitions. [2018-10-01 02:44:13,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-10-01 02:44:13,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:13,439 INFO L134 CoverageAnalysis]: Checked inductivity of 5085 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 5040 trivial. 0 not checked. [2018-10-01 02:44:16,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:16,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 242 states and 1373 transitions. [2018-10-01 02:44:16,694 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1373 transitions. [2018-10-01 02:44:16,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-01 02:44:16,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:18,137 INFO L134 CoverageAnalysis]: Checked inductivity of 5130 backedges. 0 proven. 5130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 247 states and 1427 transitions. [2018-10-01 02:44:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 1427 transitions. [2018-10-01 02:44:29,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-01 02:44:29,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:29,833 INFO L134 CoverageAnalysis]: Checked inductivity of 5313 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 5267 trivial. 0 not checked. [2018-10-01 02:44:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:33,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 247 states and 1426 transitions. [2018-10-01 02:44:33,112 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 1426 transitions. [2018-10-01 02:44:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-01 02:44:33,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:34,621 INFO L134 CoverageAnalysis]: Checked inductivity of 5359 backedges. 0 proven. 5359 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:46,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:46,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 252 states and 1481 transitions. [2018-10-01 02:44:46,364 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 1481 transitions. [2018-10-01 02:44:46,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-10-01 02:44:46,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:46,468 INFO L134 CoverageAnalysis]: Checked inductivity of 5546 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 5499 trivial. 0 not checked. [2018-10-01 02:44:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:49,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 252 states and 1480 transitions. [2018-10-01 02:44:49,575 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 1480 transitions. [2018-10-01 02:44:49,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-01 02:44:49,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:51,039 INFO L134 CoverageAnalysis]: Checked inductivity of 5593 backedges. 0 proven. 5593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:03,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 257 states and 1536 transitions. [2018-10-01 02:45:03,263 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 1536 transitions. [2018-10-01 02:45:03,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-01 02:45:03,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:03,353 INFO L134 CoverageAnalysis]: Checked inductivity of 5784 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 5736 trivial. 0 not checked. [2018-10-01 02:45:07,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:07,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 257 states and 1535 transitions. [2018-10-01 02:45:07,087 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 1535 transitions. [2018-10-01 02:45:07,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-01 02:45:07,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:08,449 INFO L134 CoverageAnalysis]: Checked inductivity of 5832 backedges. 0 proven. 5832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:21,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:21,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 262 states and 1592 transitions. [2018-10-01 02:45:21,083 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 1592 transitions. [2018-10-01 02:45:21,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-01 02:45:21,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:21,207 INFO L134 CoverageAnalysis]: Checked inductivity of 6027 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 5978 trivial. 0 not checked. [2018-10-01 02:45:24,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:24,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 262 states and 1591 transitions. [2018-10-01 02:45:24,462 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 1591 transitions. [2018-10-01 02:45:24,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-01 02:45:24,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:26,015 INFO L134 CoverageAnalysis]: Checked inductivity of 6076 backedges. 0 proven. 6076 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:38,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:38,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 267 states and 1649 transitions. [2018-10-01 02:45:38,666 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 1649 transitions. [2018-10-01 02:45:38,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-01 02:45:38,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:38,762 INFO L134 CoverageAnalysis]: Checked inductivity of 6275 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 6225 trivial. 0 not checked. [2018-10-01 02:45:42,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:42,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 267 states and 1648 transitions. [2018-10-01 02:45:42,594 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 1648 transitions. [2018-10-01 02:45:42,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-10-01 02:45:42,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:42,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:44,044 INFO L134 CoverageAnalysis]: Checked inductivity of 6325 backedges. 0 proven. 6325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:56,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:56,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 272 states and 1707 transitions. [2018-10-01 02:45:56,978 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 1707 transitions. [2018-10-01 02:45:56,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-10-01 02:45:56,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:57,077 INFO L134 CoverageAnalysis]: Checked inductivity of 6528 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 6477 trivial. 0 not checked. [2018-10-01 02:46:00,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:00,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 272 states and 1706 transitions. [2018-10-01 02:46:00,512 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 1706 transitions. [2018-10-01 02:46:00,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-01 02:46:00,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:02,189 INFO L134 CoverageAnalysis]: Checked inductivity of 6579 backedges. 0 proven. 6579 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 277 states and 1766 transitions. [2018-10-01 02:46:15,392 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 1766 transitions. [2018-10-01 02:46:15,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-10-01 02:46:15,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:15,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 6734 trivial. 0 not checked. [2018-10-01 02:46:19,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:19,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 277 states and 1765 transitions. [2018-10-01 02:46:19,500 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 1765 transitions. [2018-10-01 02:46:19,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-10-01 02:46:19,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:20,960 INFO L134 CoverageAnalysis]: Checked inductivity of 6838 backedges. 0 proven. 6838 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:34,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:34,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 282 states and 1826 transitions. [2018-10-01 02:46:34,738 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 1826 transitions. [2018-10-01 02:46:34,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-10-01 02:46:34,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:34,851 INFO L134 CoverageAnalysis]: Checked inductivity of 7049 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 6996 trivial. 0 not checked. [2018-10-01 02:46:38,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 282 states and 1825 transitions. [2018-10-01 02:46:38,488 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 1825 transitions. [2018-10-01 02:46:38,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-01 02:46:38,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:40,044 INFO L134 CoverageAnalysis]: Checked inductivity of 7102 backedges. 0 proven. 7102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:54,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:54,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 287 states and 1887 transitions. [2018-10-01 02:46:54,198 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 1887 transitions. [2018-10-01 02:46:54,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-10-01 02:46:54,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:54,318 INFO L134 CoverageAnalysis]: Checked inductivity of 7317 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 7263 trivial. 0 not checked. [2018-10-01 02:46:58,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:58,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 287 states and 1886 transitions. [2018-10-01 02:46:58,074 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 1886 transitions. [2018-10-01 02:46:58,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-10-01 02:46:58,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:59,610 INFO L134 CoverageAnalysis]: Checked inductivity of 7371 backedges. 0 proven. 7371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:13,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:13,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 292 states and 1949 transitions. [2018-10-01 02:47:13,953 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 1949 transitions. [2018-10-01 02:47:13,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-01 02:47:13,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:13,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:14,090 INFO L134 CoverageAnalysis]: Checked inductivity of 7590 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 7535 trivial. 0 not checked. [2018-10-01 02:47:17,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:17,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 292 states and 1948 transitions. [2018-10-01 02:47:17,975 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 1948 transitions. [2018-10-01 02:47:17,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-01 02:47:17,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:19,738 INFO L134 CoverageAnalysis]: Checked inductivity of 7645 backedges. 0 proven. 7645 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:33,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:33,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 297 states and 2012 transitions. [2018-10-01 02:47:33,931 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 2012 transitions. [2018-10-01 02:47:33,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-10-01 02:47:33,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:34,044 INFO L134 CoverageAnalysis]: Checked inductivity of 7868 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2018-10-01 02:47:37,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:37,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 297 states and 2011 transitions. [2018-10-01 02:47:37,794 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 2011 transitions. [2018-10-01 02:47:37,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-10-01 02:47:37,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:39,859 INFO L134 CoverageAnalysis]: Checked inductivity of 7924 backedges. 0 proven. 7924 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:54,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:54,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 302 states and 2076 transitions. [2018-10-01 02:47:54,632 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 2076 transitions. [2018-10-01 02:47:54,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-10-01 02:47:54,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:54,744 INFO L134 CoverageAnalysis]: Checked inductivity of 8151 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 8094 trivial. 0 not checked. [2018-10-01 02:47:58,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:58,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 302 states and 2075 transitions. [2018-10-01 02:47:58,568 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 2075 transitions. [2018-10-01 02:47:58,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-10-01 02:47:58,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:00,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8208 backedges. 0 proven. 8208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:15,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:15,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 307 states and 2141 transitions. [2018-10-01 02:48:15,503 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 2141 transitions. [2018-10-01 02:48:15,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-10-01 02:48:15,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:15,634 INFO L134 CoverageAnalysis]: Checked inductivity of 8439 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 8381 trivial. 0 not checked. [2018-10-01 02:48:19,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:19,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 307 states and 2140 transitions. [2018-10-01 02:48:19,936 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 2140 transitions. [2018-10-01 02:48:19,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-10-01 02:48:19,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:19,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:21,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8497 backedges. 0 proven. 8497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:36,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:36,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 312 states and 2207 transitions. [2018-10-01 02:48:36,965 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 2207 transitions. [2018-10-01 02:48:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-10-01 02:48:36,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:37,083 INFO L134 CoverageAnalysis]: Checked inductivity of 8732 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 8673 trivial. 0 not checked. [2018-10-01 02:48:41,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:41,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 312 states and 2206 transitions. [2018-10-01 02:48:41,536 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 2206 transitions. [2018-10-01 02:48:41,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-10-01 02:48:41,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:43,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8791 backedges. 0 proven. 8791 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:58,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:58,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 317 states and 2274 transitions. [2018-10-01 02:48:58,810 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 2274 transitions. [2018-10-01 02:48:58,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-10-01 02:48:58,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:58,935 INFO L134 CoverageAnalysis]: Checked inductivity of 9030 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 8970 trivial. 0 not checked. [2018-10-01 02:49:03,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:03,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 317 states and 2273 transitions. [2018-10-01 02:49:03,149 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 2273 transitions. [2018-10-01 02:49:03,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-10-01 02:49:03,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:05,121 INFO L134 CoverageAnalysis]: Checked inductivity of 9090 backedges. 0 proven. 9090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:20,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 322 states and 2342 transitions. [2018-10-01 02:49:20,753 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 2342 transitions. [2018-10-01 02:49:20,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-10-01 02:49:20,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:20,885 INFO L134 CoverageAnalysis]: Checked inductivity of 9333 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 9272 trivial. 0 not checked. [2018-10-01 02:49:25,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:25,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 322 states and 2341 transitions. [2018-10-01 02:49:25,087 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 2341 transitions. [2018-10-01 02:49:25,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-10-01 02:49:25,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:27,007 INFO L134 CoverageAnalysis]: Checked inductivity of 9394 backedges. 0 proven. 9394 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:42,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:42,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 327 states and 2411 transitions. [2018-10-01 02:49:42,417 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 2411 transitions. [2018-10-01 02:49:42,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-10-01 02:49:42,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:42,551 INFO L134 CoverageAnalysis]: Checked inductivity of 9641 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 9579 trivial. 0 not checked. [2018-10-01 02:49:46,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:46,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 327 states and 2410 transitions. [2018-10-01 02:49:46,548 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 2410 transitions. [2018-10-01 02:49:46,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-01 02:49:46,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:48,334 INFO L134 CoverageAnalysis]: Checked inductivity of 9703 backedges. 0 proven. 9703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 332 states and 2481 transitions. [2018-10-01 02:50:03,850 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 2481 transitions. [2018-10-01 02:50:03,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-10-01 02:50:03,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:03,982 INFO L134 CoverageAnalysis]: Checked inductivity of 9954 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 9891 trivial. 0 not checked. [2018-10-01 02:50:08,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:08,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 332 states and 2480 transitions. [2018-10-01 02:50:08,160 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 2480 transitions. [2018-10-01 02:50:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-01 02:50:08,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:08,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 10017 backedges. 0 proven. 10017 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:25,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:25,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 337 states and 2552 transitions. [2018-10-01 02:50:25,404 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 2552 transitions. [2018-10-01 02:50:25,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-10-01 02:50:25,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:25,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:25,790 INFO L134 CoverageAnalysis]: Checked inductivity of 10272 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 10208 trivial. 0 not checked. [2018-10-01 02:50:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 337 states and 2551 transitions. [2018-10-01 02:50:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 2551 transitions. [2018-10-01 02:50:30,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-10-01 02:50:30,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:31,863 INFO L134 CoverageAnalysis]: Checked inductivity of 10336 backedges. 0 proven. 10336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-01 02:50:45,623 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-01 02:50:45,625 INFO L168 Benchmark]: Toolchain (without parser) took 783825.00 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 443.3 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-01 02:50:45,626 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:50:45,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.76 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. [2018-10-01 02:50:45,626 INFO L168 Benchmark]: Boogie Preprocessor took 24.99 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. [2018-10-01 02:50:45,626 INFO L168 Benchmark]: RCFGBuilder took 551.17 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. [2018-10-01 02:50:45,627 INFO L168 Benchmark]: CodeCheck took 783187.98 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 422.2 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-01 02:50:45,629 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 2215 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 55.76 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 24.99 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 551.17 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 783187.98 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 422.2 MB). Peak memory consumption was 2.3 GB. 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/PointerIncrement-simplified01.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_02-50-45-639.csv Completed graceful shutdown