java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 22:12:20,416 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 22:12:20,418 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 22:12:20,431 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 22:12:20,431 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 22:12:20,432 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 22:12:20,434 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 22:12:20,435 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 22:12:20,437 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 22:12:20,438 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 22:12:20,439 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 22:12:20,439 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 22:12:20,440 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 22:12:20,441 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 22:12:20,442 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 22:12:20,443 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 22:12:20,444 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 22:12:20,446 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 22:12:20,448 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 22:12:20,449 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 22:12:20,450 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 22:12:20,451 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 22:12:20,454 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 22:12:20,454 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 22:12:20,455 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 22:12:20,456 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 22:12:20,457 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 22:12:20,457 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 22:12:20,458 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 22:12:20,459 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 22:12:20,460 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 22:12:20,460 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 22:12:20,461 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 22:12:20,461 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 22:12:20,462 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 22:12:20,463 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 22:12:20,463 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-23 22:12:20,488 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 22:12:20,489 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 22:12:20,489 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 22:12:20,490 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 22:12:20,490 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 22:12:20,490 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 22:12:20,491 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 22:12:20,491 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 22:12:20,491 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 22:12:20,491 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 22:12:20,492 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 22:12:20,493 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 22:12:20,493 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 22:12:20,493 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 22:12:20,493 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 22:12:20,494 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 22:12:20,494 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 22:12:20,494 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 22:12:20,494 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 22:12:20,494 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 22:12:20,495 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 22:12:20,495 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 22:12:20,495 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 22:12:20,495 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 22:12:20,497 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 22:12:20,497 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 22:12:20,497 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 22:12:20,497 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 22:12:20,498 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 22:12:20,567 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 22:12:20,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 22:12:20,590 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 22:12:20,591 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 22:12:20,592 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 22:12:20,593 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl [2018-09-23 22:12:20,593 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl' [2018-09-23 22:12:20,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 22:12:20,656 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 22:12:20,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 22:12:20,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 22:12:20,657 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 22:12:20,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:20" (1/1) ... [2018-09-23 22:12:20,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:20" (1/1) ... [2018-09-23 22:12:20,697 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-23 22:12:20,697 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-23 22:12:20,698 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-23 22:12:20,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 22:12:20,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 22:12:20,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 22:12:20,701 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 22:12:20,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:20" (1/1) ... [2018-09-23 22:12:20,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:20" (1/1) ... [2018-09-23 22:12:20,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:20" (1/1) ... [2018-09-23 22:12:20,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:20" (1/1) ... [2018-09-23 22:12:20,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:20" (1/1) ... [2018-09-23 22:12:20,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:20" (1/1) ... [2018-09-23 22:12:20,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:20" (1/1) ... [2018-09-23 22:12:20,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 22:12:20,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 22:12:20,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 22:12:20,729 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 22:12:20,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 22:12:20,814 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-23 22:12:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-23 22:12:20,815 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-23 22:12:21,318 INFO L351 CfgBuilder]: Using library mode [2018-09-23 22:12:21,319 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:12:21 BoogieIcfgContainer [2018-09-23 22:12:21,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 22:12:21,320 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 22:12:21,320 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 22:12:21,332 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 22:12:21,332 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:12:21" (1/1) ... [2018-09-23 22:12:21,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 22:12:21,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:21,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-23 22:12:21,385 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-23 22:12:21,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-23 22:12:21,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:21,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:21,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:21,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-09-23 22:12:21,618 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-09-23 22:12:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 22:12:21,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:21,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:21,977 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-23 22:12:22,389 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-23 22:12:22,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:22,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-23 22:12:22,445 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-23 22:12:22,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 22:12:22,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:22,664 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:23,164 WARN L178 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 16 [2018-09-23 22:12:23,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:23,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-09-23 22:12:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-09-23 22:12:23,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 22:12:23,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:23,443 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:23,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:23,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2018-09-23 22:12:23,776 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2018-09-23 22:12:23,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 22:12:23,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:23,972 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:24,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:24,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 11 states and 20 transitions. [2018-09-23 22:12:24,246 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 20 transitions. [2018-09-23 22:12:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 22:12:24,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:24,416 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:24,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 12 states and 22 transitions. [2018-09-23 22:12:24,910 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 22 transitions. [2018-09-23 22:12:24,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 22:12:24,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:25,073 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:25,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:25,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 13 states and 24 transitions. [2018-09-23 22:12:25,395 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 24 transitions. [2018-09-23 22:12:25,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 22:12:25,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:25,632 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:26,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:26,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 14 states and 26 transitions. [2018-09-23 22:12:26,010 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 26 transitions. [2018-09-23 22:12:26,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 22:12:26,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:26,282 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:26,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:26,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 15 states and 28 transitions. [2018-09-23 22:12:26,821 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 28 transitions. [2018-09-23 22:12:26,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 22:12:26,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:27,018 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:27,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:27,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 16 states and 30 transitions. [2018-09-23 22:12:27,675 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 30 transitions. [2018-09-23 22:12:27,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 22:12:27,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:27,934 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:28,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:28,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 17 states and 32 transitions. [2018-09-23 22:12:28,278 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 32 transitions. [2018-09-23 22:12:28,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 22:12:28,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:28,473 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:28,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:28,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-09-23 22:12:28,798 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-09-23 22:12:28,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 22:12:28,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:28,988 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:29,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:29,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 19 states and 36 transitions. [2018-09-23 22:12:29,495 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 36 transitions. [2018-09-23 22:12:29,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-23 22:12:29,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:29,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:30,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:30,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2018-09-23 22:12:30,968 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2018-09-23 22:12:30,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-23 22:12:30,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:32,245 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:33,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 21 states and 40 transitions. [2018-09-23 22:12:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 40 transitions. [2018-09-23 22:12:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-23 22:12:33,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:35,333 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:35,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:35,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 22 states and 42 transitions. [2018-09-23 22:12:35,879 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 42 transitions. [2018-09-23 22:12:35,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-23 22:12:35,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:36,565 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:37,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:37,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 23 states and 44 transitions. [2018-09-23 22:12:37,332 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 44 transitions. [2018-09-23 22:12:37,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-23 22:12:37,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:37,596 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:38,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:38,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 24 states and 46 transitions. [2018-09-23 22:12:38,310 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 46 transitions. [2018-09-23 22:12:38,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-23 22:12:38,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:39,534 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:40,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:40,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2018-09-23 22:12:40,092 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2018-09-23 22:12:40,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-23 22:12:40,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:40,329 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:40,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:40,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 50 transitions. [2018-09-23 22:12:40,926 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 50 transitions. [2018-09-23 22:12:40,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-23 22:12:40,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:41,307 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:41,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:41,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 27 states and 52 transitions. [2018-09-23 22:12:41,961 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 52 transitions. [2018-09-23 22:12:41,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-23 22:12:41,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:42,350 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:42,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:42,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 28 states and 54 transitions. [2018-09-23 22:12:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 54 transitions. [2018-09-23 22:12:42,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-23 22:12:42,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:43,268 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:43,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:43,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 29 states and 56 transitions. [2018-09-23 22:12:43,757 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 56 transitions. [2018-09-23 22:12:43,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-23 22:12:43,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:44,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:44,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 30 states and 58 transitions. [2018-09-23 22:12:44,669 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 58 transitions. [2018-09-23 22:12:44,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-23 22:12:44,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:45,678 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:46,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:46,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 31 states and 60 transitions. [2018-09-23 22:12:46,456 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 60 transitions. [2018-09-23 22:12:46,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-23 22:12:46,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:46,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:46,762 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:47,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:47,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 32 states and 62 transitions. [2018-09-23 22:12:47,663 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 62 transitions. [2018-09-23 22:12:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-23 22:12:47,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:48,035 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:48,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:48,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 64 transitions. [2018-09-23 22:12:48,768 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 64 transitions. [2018-09-23 22:12:48,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-23 22:12:48,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:49,206 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:49,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:49,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 34 states and 66 transitions. [2018-09-23 22:12:49,812 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 66 transitions. [2018-09-23 22:12:49,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-23 22:12:49,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:50,683 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:51,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:51,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 68 transitions. [2018-09-23 22:12:51,298 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 68 transitions. [2018-09-23 22:12:51,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-23 22:12:51,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:51,711 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:52,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:52,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 70 transitions. [2018-09-23 22:12:52,578 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 70 transitions. [2018-09-23 22:12:52,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-23 22:12:52,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:53,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:53,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2018-09-23 22:12:53,542 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2018-09-23 22:12:53,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-23 22:12:53,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:54,191 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:54,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:54,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 38 states and 74 transitions. [2018-09-23 22:12:54,941 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 74 transitions. [2018-09-23 22:12:54,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-23 22:12:54,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:54,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:55,447 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:56,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:56,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2018-09-23 22:12:56,145 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2018-09-23 22:12:56,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-23 22:12:56,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:56,597 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:57,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:57,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 40 states and 78 transitions. [2018-09-23 22:12:57,434 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 78 transitions. [2018-09-23 22:12:57,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-23 22:12:57,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:57,881 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:58,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:58,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 80 transitions. [2018-09-23 22:12:58,652 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 80 transitions. [2018-09-23 22:12:58,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-23 22:12:58,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:59,053 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:00,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:00,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 82 transitions. [2018-09-23 22:13:00,037 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 82 transitions. [2018-09-23 22:13:00,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-23 22:13:00,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:00,459 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:01,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:01,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 43 states and 84 transitions. [2018-09-23 22:13:01,611 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 84 transitions. [2018-09-23 22:13:01,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-23 22:13:01,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:02,161 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:02,633 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 12 [2018-09-23 22:13:03,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:03,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 86 transitions. [2018-09-23 22:13:03,363 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2018-09-23 22:13:03,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-23 22:13:03,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:03,791 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:04,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 88 transitions. [2018-09-23 22:13:04,666 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 88 transitions. [2018-09-23 22:13:04,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-23 22:13:04,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:05,147 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:06,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 46 states and 90 transitions. [2018-09-23 22:13:06,057 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 90 transitions. [2018-09-23 22:13:06,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-23 22:13:06,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:06,446 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:07,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:07,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 47 states and 92 transitions. [2018-09-23 22:13:07,299 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 92 transitions. [2018-09-23 22:13:07,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-23 22:13:07,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:08,050 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:08,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:08,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 94 transitions. [2018-09-23 22:13:08,884 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 94 transitions. [2018-09-23 22:13:08,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-23 22:13:08,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:10,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:10,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 49 states and 96 transitions. [2018-09-23 22:13:10,583 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 96 transitions. [2018-09-23 22:13:10,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-23 22:13:10,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:11,016 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:12,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:12,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 50 states and 98 transitions. [2018-09-23 22:13:12,029 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 98 transitions. [2018-09-23 22:13:12,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-23 22:13:12,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:12,634 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:13,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:13,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 51 states and 100 transitions. [2018-09-23 22:13:13,710 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 100 transitions. [2018-09-23 22:13:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-23 22:13:13,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:13,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:14,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:15,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:15,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 52 states and 102 transitions. [2018-09-23 22:13:15,283 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 102 transitions. [2018-09-23 22:13:15,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-23 22:13:15,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:16,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:16,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 53 states and 104 transitions. [2018-09-23 22:13:16,686 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 104 transitions. [2018-09-23 22:13:16,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-23 22:13:16,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:17,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:18,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:18,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 54 states and 106 transitions. [2018-09-23 22:13:18,580 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 106 transitions. [2018-09-23 22:13:18,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-23 22:13:18,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:19,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:20,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:20,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 108 transitions. [2018-09-23 22:13:20,102 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2018-09-23 22:13:20,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-23 22:13:20,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:20,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:21,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:21,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 110 transitions. [2018-09-23 22:13:21,669 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 110 transitions. [2018-09-23 22:13:21,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-23 22:13:21,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:22,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:23,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:23,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 112 transitions. [2018-09-23 22:13:23,442 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 112 transitions. [2018-09-23 22:13:23,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-23 22:13:23,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:24,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:25,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:25,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2018-09-23 22:13:25,149 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2018-09-23 22:13:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-23 22:13:25,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:25,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:26,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:26,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 59 states and 116 transitions. [2018-09-23 22:13:26,764 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 116 transitions. [2018-09-23 22:13:26,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-23 22:13:26,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:27,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:28,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:28,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 60 states and 118 transitions. [2018-09-23 22:13:28,775 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 118 transitions. [2018-09-23 22:13:28,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-23 22:13:28,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:29,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:30,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:30,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 61 states and 120 transitions. [2018-09-23 22:13:30,456 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 120 transitions. [2018-09-23 22:13:30,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-23 22:13:30,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:30,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:32,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:32,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 62 states and 122 transitions. [2018-09-23 22:13:32,064 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 122 transitions. [2018-09-23 22:13:32,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-23 22:13:32,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:32,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:33,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:33,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 63 states and 124 transitions. [2018-09-23 22:13:33,950 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 124 transitions. [2018-09-23 22:13:33,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-23 22:13:33,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:34,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:36,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:36,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 64 states and 126 transitions. [2018-09-23 22:13:36,069 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 126 transitions. [2018-09-23 22:13:36,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-23 22:13:36,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:37,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 65 states and 128 transitions. [2018-09-23 22:13:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 128 transitions. [2018-09-23 22:13:37,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-23 22:13:37,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:38,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:40,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:40,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 66 states and 130 transitions. [2018-09-23 22:13:40,043 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 130 transitions. [2018-09-23 22:13:40,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-23 22:13:40,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:40,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:42,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:42,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 67 states and 132 transitions. [2018-09-23 22:13:42,178 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 132 transitions. [2018-09-23 22:13:42,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-23 22:13:42,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:42,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:44,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:44,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 68 states and 134 transitions. [2018-09-23 22:13:44,182 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 134 transitions. [2018-09-23 22:13:44,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-23 22:13:44,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:44,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:48,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:48,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 69 states and 136 transitions. [2018-09-23 22:13:48,486 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 136 transitions. [2018-09-23 22:13:48,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-23 22:13:48,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:49,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:50,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:50,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 70 states and 138 transitions. [2018-09-23 22:13:50,407 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2018-09-23 22:13:50,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-23 22:13:50,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:51,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:52,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:52,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 71 states and 140 transitions. [2018-09-23 22:13:52,380 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 140 transitions. [2018-09-23 22:13:52,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-23 22:13:52,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:54,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:54,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 72 states and 142 transitions. [2018-09-23 22:13:54,378 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 142 transitions. [2018-09-23 22:13:54,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-23 22:13:54,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:55,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:56,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:56,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 73 states and 144 transitions. [2018-09-23 22:13:56,256 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 144 transitions. [2018-09-23 22:13:56,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-23 22:13:56,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:57,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:58,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:58,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 74 states and 146 transitions. [2018-09-23 22:13:58,506 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 146 transitions. [2018-09-23 22:13:58,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-23 22:13:58,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:58,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:59,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:00,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 75 states and 148 transitions. [2018-09-23 22:14:00,716 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 148 transitions. [2018-09-23 22:14:00,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-23 22:14:00,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:01,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:02,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:02,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 76 states and 150 transitions. [2018-09-23 22:14:02,630 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 150 transitions. [2018-09-23 22:14:02,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-23 22:14:02,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:03,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:04,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:04,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 77 states and 152 transitions. [2018-09-23 22:14:04,970 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 152 transitions. [2018-09-23 22:14:04,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-23 22:14:04,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:05,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:07,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:07,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 78 states and 154 transitions. [2018-09-23 22:14:07,060 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 154 transitions. [2018-09-23 22:14:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-23 22:14:07,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:07,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:09,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:09,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 79 states and 156 transitions. [2018-09-23 22:14:09,314 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 156 transitions. [2018-09-23 22:14:09,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-23 22:14:09,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:09,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:11,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:11,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 80 states and 158 transitions. [2018-09-23 22:14:11,403 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 158 transitions. [2018-09-23 22:14:11,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-23 22:14:11,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:12,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:13,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:13,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 81 states and 160 transitions. [2018-09-23 22:14:13,452 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 160 transitions. [2018-09-23 22:14:13,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-23 22:14:13,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:14,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:15,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:15,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 82 states and 162 transitions. [2018-09-23 22:14:15,822 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 162 transitions. [2018-09-23 22:14:15,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-23 22:14:15,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:16,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:18,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:18,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 83 states and 164 transitions. [2018-09-23 22:14:18,045 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 164 transitions. [2018-09-23 22:14:18,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-23 22:14:18,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:18,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:20,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:20,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 84 states and 166 transitions. [2018-09-23 22:14:20,443 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 166 transitions. [2018-09-23 22:14:20,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-23 22:14:20,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:20,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:21,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:22,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:22,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 85 states and 168 transitions. [2018-09-23 22:14:22,606 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 168 transitions. [2018-09-23 22:14:22,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-23 22:14:22,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:23,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:25,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:25,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 86 states and 170 transitions. [2018-09-23 22:14:25,186 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 170 transitions. [2018-09-23 22:14:25,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-23 22:14:25,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:25,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 87 states and 172 transitions. [2018-09-23 22:14:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 172 transitions. [2018-09-23 22:14:27,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-23 22:14:27,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:28,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:29,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:29,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 88 states and 174 transitions. [2018-09-23 22:14:29,855 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 174 transitions. [2018-09-23 22:14:29,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-23 22:14:29,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:30,565 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:32,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:32,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 89 states and 176 transitions. [2018-09-23 22:14:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 176 transitions. [2018-09-23 22:14:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-23 22:14:32,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:33,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:34,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:34,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 90 states and 178 transitions. [2018-09-23 22:14:34,876 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 178 transitions. [2018-09-23 22:14:34,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-23 22:14:34,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:35,640 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:37,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 91 states and 180 transitions. [2018-09-23 22:14:37,259 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 180 transitions. [2018-09-23 22:14:37,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-23 22:14:37,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:38,109 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:40,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:40,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 92 states and 182 transitions. [2018-09-23 22:14:40,150 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 182 transitions. [2018-09-23 22:14:40,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-23 22:14:40,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:40,912 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:42,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:42,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 93 states and 184 transitions. [2018-09-23 22:14:42,529 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 184 transitions. [2018-09-23 22:14:42,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-23 22:14:42,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:42,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:43,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:45,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:45,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 94 states and 186 transitions. [2018-09-23 22:14:45,292 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 186 transitions. [2018-09-23 22:14:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-23 22:14:45,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:46,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:47,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:47,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 95 states and 188 transitions. [2018-09-23 22:14:47,914 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 188 transitions. [2018-09-23 22:14:47,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-23 22:14:47,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:48,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 96 states and 190 transitions. [2018-09-23 22:14:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 190 transitions. [2018-09-23 22:14:50,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-23 22:14:50,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:51,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:53,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:53,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 97 states and 192 transitions. [2018-09-23 22:14:53,377 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 192 transitions. [2018-09-23 22:14:53,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-23 22:14:53,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:56,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:56,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 98 states and 194 transitions. [2018-09-23 22:14:56,274 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 194 transitions. [2018-09-23 22:14:56,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-23 22:14:56,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:57,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:58,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:58,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 99 states and 196 transitions. [2018-09-23 22:14:58,901 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 196 transitions. [2018-09-23 22:14:58,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-23 22:14:58,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:59,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:01,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:01,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 100 states and 198 transitions. [2018-09-23 22:15:01,935 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 198 transitions. [2018-09-23 22:15:01,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-23 22:15:01,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:03,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:04,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:04,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 101 states and 200 transitions. [2018-09-23 22:15:04,841 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 200 transitions. [2018-09-23 22:15:04,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-23 22:15:04,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:05,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:07,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 102 states and 202 transitions. [2018-09-23 22:15:07,725 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 202 transitions. [2018-09-23 22:15:07,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-23 22:15:07,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:07,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:08,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:10,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:10,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 103 states and 204 transitions. [2018-09-23 22:15:10,634 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 204 transitions. [2018-09-23 22:15:10,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-23 22:15:10,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:11,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:13,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:13,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 206 transitions. [2018-09-23 22:15:13,539 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 206 transitions. [2018-09-23 22:15:13,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-23 22:15:13,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:14,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:16,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:16,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 105 states and 208 transitions. [2018-09-23 22:15:16,593 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 208 transitions. [2018-09-23 22:15:16,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-23 22:15:16,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:19,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:19,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 106 states and 210 transitions. [2018-09-23 22:15:19,410 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 210 transitions. [2018-09-23 22:15:19,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-23 22:15:19,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:20,425 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:22,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:22,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 107 states and 212 transitions. [2018-09-23 22:15:22,571 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 212 transitions. [2018-09-23 22:15:22,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-23 22:15:22,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:23,514 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:25,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:25,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 108 states and 214 transitions. [2018-09-23 22:15:25,391 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 214 transitions. [2018-09-23 22:15:25,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-23 22:15:25,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:26,533 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:28,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:28,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 109 states and 216 transitions. [2018-09-23 22:15:28,462 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 216 transitions. [2018-09-23 22:15:28,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-23 22:15:28,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:29,518 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:31,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:31,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 110 states and 218 transitions. [2018-09-23 22:15:31,635 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 218 transitions. [2018-09-23 22:15:31,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-23 22:15:31,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:32,633 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:34,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:34,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 111 states and 220 transitions. [2018-09-23 22:15:34,629 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 220 transitions. [2018-09-23 22:15:34,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-23 22:15:34,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:35,637 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:37,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:37,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 112 states and 222 transitions. [2018-09-23 22:15:37,939 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 222 transitions. [2018-09-23 22:15:37,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-23 22:15:37,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:40,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:40,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 113 states and 224 transitions. [2018-09-23 22:15:40,981 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 224 transitions. [2018-09-23 22:15:40,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-23 22:15:40,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:42,101 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:44,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:44,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 114 states and 226 transitions. [2018-09-23 22:15:44,098 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 226 transitions. [2018-09-23 22:15:44,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-23 22:15:44,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:45,123 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:47,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:47,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 115 states and 228 transitions. [2018-09-23 22:15:47,434 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 228 transitions. [2018-09-23 22:15:47,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-23 22:15:47,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:48,449 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:50,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:50,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 116 states and 230 transitions. [2018-09-23 22:15:50,560 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 230 transitions. [2018-09-23 22:15:50,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-23 22:15:50,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:51,900 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:53,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:53,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 117 states and 232 transitions. [2018-09-23 22:15:53,982 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 232 transitions. [2018-09-23 22:15:53,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-23 22:15:53,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:55,075 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:57,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:57,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 118 states and 234 transitions. [2018-09-23 22:15:57,529 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 234 transitions. [2018-09-23 22:15:57,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-23 22:15:57,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:58,660 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:00,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:00,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 119 states and 236 transitions. [2018-09-23 22:16:00,796 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 236 transitions. [2018-09-23 22:16:00,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-23 22:16:00,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:02,135 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:04,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:04,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 120 states and 238 transitions. [2018-09-23 22:16:04,259 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 238 transitions. [2018-09-23 22:16:04,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-23 22:16:04,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:05,445 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:07,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:07,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 121 states and 240 transitions. [2018-09-23 22:16:07,930 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 240 transitions. [2018-09-23 22:16:07,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-23 22:16:07,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:09,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:11,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:11,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 122 states and 242 transitions. [2018-09-23 22:16:11,205 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 242 transitions. [2018-09-23 22:16:11,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-23 22:16:11,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:12,591 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:14,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:14,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 123 states and 244 transitions. [2018-09-23 22:16:14,959 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 244 transitions. [2018-09-23 22:16:14,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-23 22:16:14,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:16,117 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:18,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:18,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 124 states and 246 transitions. [2018-09-23 22:16:18,407 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 246 transitions. [2018-09-23 22:16:18,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-23 22:16:18,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:19,564 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:21,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:21,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 125 states and 248 transitions. [2018-09-23 22:16:21,777 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 248 transitions. [2018-09-23 22:16:21,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-23 22:16:21,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-23 22:16:22,694 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-23 22:16:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:22,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-23 22:16:22,860 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-23 22:16:22,860 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-23 22:16:22,862 INFO L168 Benchmark]: Toolchain (without parser) took 242209.03 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: -1.8 GB). Peak memory consumption was 158.2 MB. Max. memory is 7.1 GB. [2018-09-23 22:16:22,864 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:16:22,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:16:22,864 INFO L168 Benchmark]: Boogie Preprocessor took 26.85 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:16:22,865 INFO L168 Benchmark]: RCFGBuilder took 591.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-23 22:16:22,865 INFO L168 Benchmark]: CodeCheck took 241541.81 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 3.2 GB in the end (delta: -1.8 GB). Peak memory consumption was 137.1 MB. Max. memory is 7.1 GB. [2018-09-23 22:16:22,869 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 948 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.85 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 591.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 241541.81 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 3.2 GB in the end (delta: -1.8 GB). Peak memory consumption was 137.1 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.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_22-16-22-880.csv Completed graceful shutdown