java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 04:05:05,515 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 04:05:05,517 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 04:05:05,531 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 04:05:05,531 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 04:05:05,532 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 04:05:05,533 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 04:05:05,535 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 04:05:05,537 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 04:05:05,538 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 04:05:05,539 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 04:05:05,539 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 04:05:05,540 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 04:05:05,541 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 04:05:05,542 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 04:05:05,543 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 04:05:05,544 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 04:05:05,546 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 04:05:05,548 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 04:05:05,550 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 04:05:05,551 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 04:05:05,552 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 04:05:05,555 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 04:05:05,555 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 04:05:05,555 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 04:05:05,557 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 04:05:05,558 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 04:05:05,559 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 04:05:05,559 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 04:05:05,564 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 04:05:05,565 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 04:05:05,567 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 04:05:05,568 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 04:05:05,568 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 04:05:05,569 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 04:05:05,570 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 04:05:05,570 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-01 04:05:05,593 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 04:05:05,594 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 04:05:05,595 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 04:05:05,595 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 04:05:05,595 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 04:05:05,596 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 04:05:05,596 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 04:05:05,596 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 04:05:05,596 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 04:05:05,596 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 04:05:05,597 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 04:05:05,597 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 04:05:05,597 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 04:05:05,597 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 04:05:05,597 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 04:05:05,598 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 04:05:05,598 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 04:05:05,598 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 04:05:05,598 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 04:05:05,598 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-01 04:05:05,598 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 04:05:05,599 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 04:05:05,599 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 04:05:05,599 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 04:05:05,599 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 04:05:05,600 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 04:05:05,600 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 04:05:05,600 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 04:05:05,600 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 04:05:05,600 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 04:05:05,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 04:05:05,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 04:05:05,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 04:05:05,668 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 04:05:05,669 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 04:05:05,670 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl [2018-10-01 04:05:05,671 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl' [2018-10-01 04:05:05,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 04:05:05,714 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 04:05:05,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 04:05:05,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 04:05:05,715 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 04:05:05,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 04:05:05" (1/1) ... [2018-10-01 04:05:05,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 04:05:05" (1/1) ... [2018-10-01 04:05:05,751 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-01 04:05:05,752 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-01 04:05:05,752 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-01 04:05:05,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 04:05:05,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 04:05:05,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 04:05:05,755 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 04:05:05,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 04:05:05" (1/1) ... [2018-10-01 04:05:05,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 04:05:05" (1/1) ... [2018-10-01 04:05:05,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 04:05:05" (1/1) ... [2018-10-01 04:05:05,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 04:05:05" (1/1) ... [2018-10-01 04:05:05,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 04:05:05" (1/1) ... [2018-10-01 04:05:05,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 04:05:05" (1/1) ... [2018-10-01 04:05:05,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 04:05:05" (1/1) ... [2018-10-01 04:05:05,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 04:05:05,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 04:05:05,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 04:05:05,778 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 04:05:05,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 04:05:05" (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 04:05:05,854 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-01 04:05:05,855 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-01 04:05:05,855 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-01 04:05:06,524 INFO L345 CfgBuilder]: Using library mode [2018-10-01 04:05:06,525 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 04:05:06 BoogieIcfgContainer [2018-10-01 04:05:06,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 04:05:06,526 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 04:05:06,526 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 04:05:06,537 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 04:05:06,538 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 04:05:06" (1/1) ... [2018-10-01 04:05:06,550 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-01 04:05:06,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-01 04:05:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-01 04:05:06,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-01 04:05:06,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:06,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:06,729 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 04:05:06,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:06,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-10-01 04:05:06,937 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-10-01 04:05:06,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 04:05:06,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:07,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:07,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:07,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-10-01 04:05:07,839 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-10-01 04:05:07,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 04:05:07,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:07,971 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:08,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:08,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-10-01 04:05:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-10-01 04:05:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 04:05:08,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:08,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:08,804 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:09,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2018-10-01 04:05:09,589 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2018-10-01 04:05:09,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 04:05:09,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:09,696 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:10,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:10,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 11 states and 20 transitions. [2018-10-01 04:05:10,463 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 20 transitions. [2018-10-01 04:05:10,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 04:05:10,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:10,593 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:11,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:11,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 12 states and 22 transitions. [2018-10-01 04:05:11,748 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 22 transitions. [2018-10-01 04:05:11,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 04:05:11,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:11,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:11,942 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:13,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:13,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 13 states and 24 transitions. [2018-10-01 04:05:13,555 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 24 transitions. [2018-10-01 04:05:13,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 04:05:13,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:13,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:13,691 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:14,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 14 states and 26 transitions. [2018-10-01 04:05:14,490 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 26 transitions. [2018-10-01 04:05:14,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 04:05:14,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:14,712 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:15,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:15,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 15 states and 28 transitions. [2018-10-01 04:05:15,372 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 28 transitions. [2018-10-01 04:05:15,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 04:05:15,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:16,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:16,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 16 states and 30 transitions. [2018-10-01 04:05:16,229 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 30 transitions. [2018-10-01 04:05:16,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 04:05:16,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:16,436 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:17,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:17,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 17 states and 32 transitions. [2018-10-01 04:05:17,281 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 32 transitions. [2018-10-01 04:05:17,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 04:05:17,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:17,458 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:18,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:18,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-10-01 04:05:18,287 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-10-01 04:05:18,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 04:05:18,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:18,588 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:19,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:19,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 19 states and 36 transitions. [2018-10-01 04:05:19,423 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 36 transitions. [2018-10-01 04:05:19,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 04:05:19,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:20,012 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:20,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:20,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2018-10-01 04:05:20,987 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2018-10-01 04:05:20,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 04:05:20,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:20,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:22,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 21 states and 40 transitions. [2018-10-01 04:05:22,433 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 40 transitions. [2018-10-01 04:05:22,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 04:05:22,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:23,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:23,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 22 states and 42 transitions. [2018-10-01 04:05:23,789 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 42 transitions. [2018-10-01 04:05:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-01 04:05:23,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:25,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:25,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 23 states and 44 transitions. [2018-10-01 04:05:25,547 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 44 transitions. [2018-10-01 04:05:25,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 04:05:25,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:26,535 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:27,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:27,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 24 states and 46 transitions. [2018-10-01 04:05:27,888 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 46 transitions. [2018-10-01 04:05:27,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 04:05:27,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:28,174 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:29,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:29,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2018-10-01 04:05:29,422 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2018-10-01 04:05:29,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 04:05:29,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:29,672 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:31,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:31,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 50 transitions. [2018-10-01 04:05:31,203 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 50 transitions. [2018-10-01 04:05:31,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-01 04:05:31,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:31,474 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:32,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:32,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 27 states and 52 transitions. [2018-10-01 04:05:32,990 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 52 transitions. [2018-10-01 04:05:32,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 04:05:32,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:34,269 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:35,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:35,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 28 states and 54 transitions. [2018-10-01 04:05:35,899 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 54 transitions. [2018-10-01 04:05:35,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-01 04:05:35,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:36,322 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:38,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 29 states and 56 transitions. [2018-10-01 04:05:38,018 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 56 transitions. [2018-10-01 04:05:38,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 04:05:38,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:38,391 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:40,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:40,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 30 states and 58 transitions. [2018-10-01 04:05:40,175 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 58 transitions. [2018-10-01 04:05:40,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-01 04:05:40,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:41,428 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:43,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:43,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 31 states and 60 transitions. [2018-10-01 04:05:43,476 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 60 transitions. [2018-10-01 04:05:43,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 04:05:43,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:43,802 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:45,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 32 states and 62 transitions. [2018-10-01 04:05:45,812 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 62 transitions. [2018-10-01 04:05:45,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-01 04:05:45,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:46,200 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:48,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:48,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 64 transitions. [2018-10-01 04:05:48,383 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 64 transitions. [2018-10-01 04:05:48,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 04:05:48,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:48,856 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 04:05:51,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:51,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 34 states and 66 transitions. [2018-10-01 04:05:51,513 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 66 transitions. [2018-10-01 04:05:51,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-01 04:05:51,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:51,935 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:54,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:54,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 68 transitions. [2018-10-01 04:05:54,502 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 68 transitions. [2018-10-01 04:05:54,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 04:05:54,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:55,280 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:05:57,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:05:57,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 70 transitions. [2018-10-01 04:05:57,855 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 70 transitions. [2018-10-01 04:05:57,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-01 04:05:57,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:05:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:05:58,219 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:00,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:00,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2018-10-01 04:06:00,888 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2018-10-01 04:06:00,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 04:06:00,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:01,421 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:04,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:04,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 38 states and 74 transitions. [2018-10-01 04:06:04,461 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 74 transitions. [2018-10-01 04:06:04,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-01 04:06:04,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:04,974 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:08,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:08,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2018-10-01 04:06:08,868 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2018-10-01 04:06:08,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 04:06:08,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:09,454 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:12,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:12,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 40 states and 78 transitions. [2018-10-01 04:06:12,596 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 78 transitions. [2018-10-01 04:06:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-01 04:06:12,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:13,018 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:16,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:16,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 80 transitions. [2018-10-01 04:06:16,437 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 80 transitions. [2018-10-01 04:06:16,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 04:06:16,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:16,907 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:20,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:20,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 82 transitions. [2018-10-01 04:06:20,420 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 82 transitions. [2018-10-01 04:06:20,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-01 04:06:20,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:21,095 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:24,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:24,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 43 states and 84 transitions. [2018-10-01 04:06:24,921 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 84 transitions. [2018-10-01 04:06:24,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 04:06:24,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:25,942 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:29,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:29,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 86 transitions. [2018-10-01 04:06:29,780 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2018-10-01 04:06:29,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-01 04:06:29,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:30,295 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:34,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 88 transitions. [2018-10-01 04:06:34,376 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 88 transitions. [2018-10-01 04:06:34,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 04:06:34,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:34,931 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:39,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:39,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 46 states and 90 transitions. [2018-10-01 04:06:39,064 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 90 transitions. [2018-10-01 04:06:39,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-01 04:06:39,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:43,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:43,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 47 states and 92 transitions. [2018-10-01 04:06:43,895 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 92 transitions. [2018-10-01 04:06:43,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 04:06:43,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:44,449 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:48,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:48,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 94 transitions. [2018-10-01 04:06:48,819 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 94 transitions. [2018-10-01 04:06:48,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-01 04:06:48,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:49,650 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:54,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:54,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 49 states and 96 transitions. [2018-10-01 04:06:54,148 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 96 transitions. [2018-10-01 04:06:54,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 04:06:54,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:54,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:06:54,715 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:06:59,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:06:59,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 50 states and 98 transitions. [2018-10-01 04:06:59,590 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 98 transitions. [2018-10-01 04:06:59,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-01 04:06:59,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:06:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:07:00,293 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:07:05,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:07:05,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 51 states and 100 transitions. [2018-10-01 04:07:05,401 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 100 transitions. [2018-10-01 04:07:05,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 04:07:05,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:07:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:07:06,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:07:11,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:07:11,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 52 states and 102 transitions. [2018-10-01 04:07:11,421 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 102 transitions. [2018-10-01 04:07:11,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-01 04:07:11,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:07:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:07:11,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:07:17,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:07:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 53 states and 104 transitions. [2018-10-01 04:07:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 104 transitions. [2018-10-01 04:07:17,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 04:07:17,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:07:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:07:18,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:07:23,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:07:23,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 54 states and 106 transitions. [2018-10-01 04:07:23,928 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 106 transitions. [2018-10-01 04:07:23,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-01 04:07:23,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:07:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:07:24,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:07:30,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:07:30,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 108 transitions. [2018-10-01 04:07:30,499 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2018-10-01 04:07:30,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 04:07:30,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:07:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:07:31,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:07:37,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:07:37,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 110 transitions. [2018-10-01 04:07:37,425 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 110 transitions. [2018-10-01 04:07:37,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-01 04:07:37,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:07:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:07:38,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:07:44,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:07:44,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 112 transitions. [2018-10-01 04:07:44,844 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 112 transitions. [2018-10-01 04:07:44,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 04:07:44,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:07:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:07:45,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:07:52,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:07:52,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2018-10-01 04:07:52,655 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2018-10-01 04:07:52,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-01 04:07:52,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:07:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:07:53,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:08:00,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:08:00,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 59 states and 116 transitions. [2018-10-01 04:08:00,225 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 116 transitions. [2018-10-01 04:08:00,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 04:08:00,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:08:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:08:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:08:08,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:08:08,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 60 states and 118 transitions. [2018-10-01 04:08:08,205 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 118 transitions. [2018-10-01 04:08:08,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-01 04:08:08,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:08:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:08:08,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:08:16,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:08:16,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 61 states and 120 transitions. [2018-10-01 04:08:16,138 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 120 transitions. [2018-10-01 04:08:16,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 04:08:16,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:08:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:08:16,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:08:24,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:08:24,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 62 states and 122 transitions. [2018-10-01 04:08:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 122 transitions. [2018-10-01 04:08:24,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-01 04:08:24,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:08:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:08:25,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:08:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:08:33,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 63 states and 124 transitions. [2018-10-01 04:08:33,030 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 124 transitions. [2018-10-01 04:08:33,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 04:08:33,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:08:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:08:34,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:08:41,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:08:41,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 64 states and 126 transitions. [2018-10-01 04:08:41,954 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 126 transitions. [2018-10-01 04:08:41,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-01 04:08:41,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:08:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:08:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:08:50,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:08:50,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 65 states and 128 transitions. [2018-10-01 04:08:50,862 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 128 transitions. [2018-10-01 04:08:50,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 04:08:50,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:08:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:08:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:09:00,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:09:00,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 66 states and 130 transitions. [2018-10-01 04:09:00,891 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 130 transitions. [2018-10-01 04:09:00,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-01 04:09:00,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:09:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:09:02,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:09:10,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:09:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 67 states and 132 transitions. [2018-10-01 04:09:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 132 transitions. [2018-10-01 04:09:10,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 04:09:10,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:09:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:09:11,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:09:20,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:09:20,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 68 states and 134 transitions. [2018-10-01 04:09:20,656 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 134 transitions. [2018-10-01 04:09:20,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-01 04:09:20,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:09:20,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:09:21,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:09:33,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:09:33,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 69 states and 136 transitions. [2018-10-01 04:09:33,972 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 136 transitions. [2018-10-01 04:09:33,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-01 04:09:33,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:09:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:09:34,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:09:44,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:09:44,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 70 states and 138 transitions. [2018-10-01 04:09:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2018-10-01 04:09:44,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-01 04:09:44,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:09:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:09:44,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:09:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:09:54,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 71 states and 140 transitions. [2018-10-01 04:09:54,836 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 140 transitions. [2018-10-01 04:09:54,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 04:09:54,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:09:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:09:55,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:10:05,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:10:05,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 72 states and 142 transitions. [2018-10-01 04:10:05,765 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 142 transitions. [2018-10-01 04:10:05,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-01 04:10:05,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:10:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:10:06,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:10:16,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:10:16,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 73 states and 144 transitions. [2018-10-01 04:10:16,768 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 144 transitions. [2018-10-01 04:10:16,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 04:10:16,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:10:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:10:17,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:10:28,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:10:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 74 states and 146 transitions. [2018-10-01 04:10:28,673 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 146 transitions. [2018-10-01 04:10:28,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-01 04:10:28,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:10:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:10:29,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:10:40,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:10:40,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 75 states and 148 transitions. [2018-10-01 04:10:40,785 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 148 transitions. [2018-10-01 04:10:40,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 04:10:40,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:10:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:10:41,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:10:53,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:10:53,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 76 states and 150 transitions. [2018-10-01 04:10:53,341 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 150 transitions. [2018-10-01 04:10:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-01 04:10:53,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:10:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:10:54,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:11:06,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:11:06,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 77 states and 152 transitions. [2018-10-01 04:11:06,277 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 152 transitions. [2018-10-01 04:11:06,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 04:11:06,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:11:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:11:07,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:11:18,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:11:18,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 78 states and 154 transitions. [2018-10-01 04:11:18,672 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 154 transitions. [2018-10-01 04:11:18,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-01 04:11:18,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:11:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:11:19,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:11:31,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:11:31,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 79 states and 156 transitions. [2018-10-01 04:11:31,290 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 156 transitions. [2018-10-01 04:11:31,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 04:11:31,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:11:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:11:32,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:11:44,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:11:44,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 80 states and 158 transitions. [2018-10-01 04:11:44,614 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 158 transitions. [2018-10-01 04:11:44,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-01 04:11:44,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:11:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:11:45,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:11:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:11:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 81 states and 160 transitions. [2018-10-01 04:11:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 160 transitions. [2018-10-01 04:11:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 04:11:58,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:11:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:11:59,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:12:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:12:12,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 82 states and 162 transitions. [2018-10-01 04:12:12,311 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 162 transitions. [2018-10-01 04:12:12,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-01 04:12:12,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:12:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:12:13,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:12:26,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:12:26,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 83 states and 164 transitions. [2018-10-01 04:12:26,350 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 164 transitions. [2018-10-01 04:12:26,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 04:12:26,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:12:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:12:27,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:12:41,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:12:41,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 84 states and 166 transitions. [2018-10-01 04:12:41,100 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 166 transitions. [2018-10-01 04:12:41,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-01 04:12:41,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:12:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:12:42,223 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:12:55,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:12:55,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 85 states and 168 transitions. [2018-10-01 04:12:55,924 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 168 transitions. [2018-10-01 04:12:55,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 04:12:55,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:12:55,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:12:57,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:13:11,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:13:11,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 86 states and 170 transitions. [2018-10-01 04:13:11,110 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 170 transitions. [2018-10-01 04:13:11,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-01 04:13:11,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:13:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:13:12,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:13:26,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:13:26,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 87 states and 172 transitions. [2018-10-01 04:13:26,417 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 172 transitions. [2018-10-01 04:13:26,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 04:13:26,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:13:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:13:27,558 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:13:42,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:13:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 88 states and 174 transitions. [2018-10-01 04:13:42,132 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 174 transitions. [2018-10-01 04:13:42,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-01 04:13:42,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:13:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:13:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:13:58,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:13:58,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 89 states and 176 transitions. [2018-10-01 04:13:58,538 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 176 transitions. [2018-10-01 04:13:58,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-01 04:13:58,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:13:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:13:59,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:14:15,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:14:15,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 90 states and 178 transitions. [2018-10-01 04:14:15,481 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 178 transitions. [2018-10-01 04:14:15,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-01 04:14:15,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:14:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:14:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:14:32,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:14:32,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 91 states and 180 transitions. [2018-10-01 04:14:32,611 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 180 transitions. [2018-10-01 04:14:32,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-01 04:14:32,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:14:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:14:33,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:14:50,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:14:50,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 92 states and 182 transitions. [2018-10-01 04:14:50,239 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 182 transitions. [2018-10-01 04:14:50,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-01 04:14:50,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:14:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:14:51,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:15:07,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:15:07,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 93 states and 184 transitions. [2018-10-01 04:15:07,948 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 184 transitions. [2018-10-01 04:15:07,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-01 04:15:07,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:15:08,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:15:09,305 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:15:26,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:15:26,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 94 states and 186 transitions. [2018-10-01 04:15:26,284 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 186 transitions. [2018-10-01 04:15:26,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-01 04:15:26,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:15:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:15:27,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:15:44,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:15:44,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 95 states and 188 transitions. [2018-10-01 04:15:44,468 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 188 transitions. [2018-10-01 04:15:44,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-01 04:15:44,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:15:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:15:45,783 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:16:03,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:16:03,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 96 states and 190 transitions. [2018-10-01 04:16:03,138 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 190 transitions. [2018-10-01 04:16:03,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-01 04:16:03,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:16:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:16:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:16:22,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:16:22,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 97 states and 192 transitions. [2018-10-01 04:16:22,472 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 192 transitions. [2018-10-01 04:16:22,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-01 04:16:22,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:16:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:16:23,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:16:42,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:16:42,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 98 states and 194 transitions. [2018-10-01 04:16:42,010 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 194 transitions. [2018-10-01 04:16:42,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-01 04:16:42,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:16:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:16:43,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:17:02,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:17:02,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 99 states and 196 transitions. [2018-10-01 04:17:02,280 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 196 transitions. [2018-10-01 04:17:02,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-01 04:17:02,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:17:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:17:03,787 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:17:22,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:17:22,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 100 states and 198 transitions. [2018-10-01 04:17:22,847 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 198 transitions. [2018-10-01 04:17:22,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-01 04:17:22,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:17:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:17:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:17:43,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:17:43,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 101 states and 200 transitions. [2018-10-01 04:17:43,712 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 200 transitions. [2018-10-01 04:17:43,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-01 04:17:43,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:17:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:17:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:18:04,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:18:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 102 states and 202 transitions. [2018-10-01 04:18:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 202 transitions. [2018-10-01 04:18:04,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-01 04:18:04,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:18:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:18:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:18:26,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:18:26,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 103 states and 204 transitions. [2018-10-01 04:18:26,345 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 204 transitions. [2018-10-01 04:18:26,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-01 04:18:26,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:18:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:18:27,926 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 04:18:48,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 04:18:48,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 206 transitions. [2018-10-01 04:18:48,477 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 206 transitions. [2018-10-01 04:18:48,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-01 04:18:48,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 04:18:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 04:18:50,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-01 04:19:11,057 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.10 04:19:11 ImpRootNode [2018-10-01 04:19:11,057 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-01 04:19:11,058 INFO L168 Benchmark]: Toolchain (without parser) took 845346.15 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -114.8 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 335.3 MB). Peak memory consumption was 220.5 MB. Max. memory is 7.1 GB. [2018-10-01 04:19:11,060 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 04:19:11,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 04:19:11,061 INFO L168 Benchmark]: Boogie Preprocessor took 22.79 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 04:19:11,061 INFO L168 Benchmark]: RCFGBuilder took 747.15 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 04:19:11,062 INFO L168 Benchmark]: CodeCheck took 844531.88 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -114.8 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 314.2 MB). Peak memory consumption was 199.3 MB. Max. memory is 7.1 GB. [2018-10-01 04:19:11,065 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 41]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 41) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 12 locations, 1 error locations. UNKNOWN Result, 844.4s OverallTime, 99 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -16 SolverSat, -12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 355.7s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 75.7s InterpolantComputationTime, 5148 NumberOfCodeBlocks, 5148 NumberOfCodeBlocksAsserted, 99 NumberOfCheckSat, 5049 ConstructedInterpolants, 0 QuantifiedInterpolants, 5292410 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 99 InterpolantComputations, 1 PerfectInterpolantSequences, 0/161700 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.79 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 747.15 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 844531.88 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -114.8 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 314.2 MB). Peak memory consumption was 199.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-ArraysIntegefied.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-01_04-19-11-079.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-ArraysIntegefied.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_04-19-11-079.csv Completed graceful shutdown