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-WithArrays.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:22:37,316 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:22:37,318 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:22:37,330 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:22:37,330 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:22:37,331 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:22:37,332 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:22:37,334 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:22:37,336 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:22:37,337 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:22:37,338 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:22:37,338 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:22:37,339 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:22:37,340 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:22:37,341 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:22:37,342 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:22:37,343 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:22:37,345 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:22:37,347 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:22:37,348 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:22:37,350 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:22:37,351 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:22:37,353 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:22:37,354 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:22:37,354 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:22:37,355 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:22:37,359 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:22:37,360 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:22:37,361 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:22:37,362 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:22:37,362 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:22:37,363 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:22:37,363 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:22:37,363 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:22:37,364 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:22:37,365 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:22:37,365 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 [2018-09-30 21:22:37,391 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:22:37,391 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:22:37,392 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:22:37,396 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:22:37,396 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:22:37,397 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:22:37,397 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:22:37,397 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:22:37,397 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:22:37,398 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:22:37,399 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:22:37,399 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:22:37,399 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:22:37,399 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:22:37,399 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:22:37,399 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:22:37,400 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:22:37,400 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:22:37,400 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:22:37,402 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:22:37,402 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:22:37,402 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:22:37,402 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:22:37,402 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:22:37,403 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:22:37,403 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:22:37,403 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:22:37,403 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:22:37,403 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:22:37,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:22:37,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:22:37,487 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:22:37,489 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:22:37,489 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:22:37,490 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl [2018-09-30 21:22:37,491 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl' [2018-09-30 21:22:37,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:22:37,552 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:22:37,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:22:37,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:22:37,553 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:22:37,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:37" (1/1) ... [2018-09-30 21:22:37,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:37" (1/1) ... [2018-09-30 21:22:37,593 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 21:22:37,593 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 21:22:37,594 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 21:22:37,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:22:37,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:22:37,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:22:37,597 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:22:37,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:37" (1/1) ... [2018-09-30 21:22:37,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:37" (1/1) ... [2018-09-30 21:22:37,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:37" (1/1) ... [2018-09-30 21:22:37,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:37" (1/1) ... [2018-09-30 21:22:37,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:37" (1/1) ... [2018-09-30 21:22:37,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:37" (1/1) ... [2018-09-30 21:22:37,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:37" (1/1) ... [2018-09-30 21:22:37,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:22:37,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:22:37,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:22:37,620 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:22:37,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:37" (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 [2018-09-30 21:22:37,694 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-30 21:22:37,694 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 21:22:37,694 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 21:22:37,953 INFO L345 CfgBuilder]: Using library mode [2018-09-30 21:22:37,953 INFO L202 PluginConnector]: Adding new model Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:22:37 BoogieIcfgContainer [2018-09-30 21:22:37,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:22:37,954 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:22:37,954 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:22:37,966 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:22:37,966 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:22:37" (1/1) ... [2018-09-30 21:22:37,983 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 21:22:38,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:38,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 21:22:38,025 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 21:22:38,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 21:22:38,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:38,429 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 9 [2018-09-30 21:22:38,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:38,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:38,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 21:22:38,525 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 21:22:38,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:22:38,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:38,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:39,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:39,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-30 21:22:39,068 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-30 21:22:39,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:22:39,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:39,307 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-09-30 21:22:39,310 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:39,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:39,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 9 states and 17 transitions. [2018-09-30 21:22:39,730 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 17 transitions. [2018-09-30 21:22:39,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:22:39,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:39,895 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:40,310 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-30 21:22:40,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:40,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-09-30 21:22:40,395 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-09-30 21:22:40,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 21:22:40,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:40,520 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:40,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:40,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 11 states and 21 transitions. [2018-09-30 21:22:40,750 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 21 transitions. [2018-09-30 21:22:40,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:22:40,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:40,908 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:41,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:41,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2018-09-30 21:22:41,194 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2018-09-30 21:22:41,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 21:22:41,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:41,336 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:41,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:41,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-09-30 21:22:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-09-30 21:22:41,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:22:41,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:41,767 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:42,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:42,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-09-30 21:22:42,007 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-09-30 21:22:42,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 21:22:42,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:42,163 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:42,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:42,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2018-09-30 21:22:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2018-09-30 21:22:42,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:22:42,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:42,554 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:43,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:43,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-09-30 21:22:43,008 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-09-30 21:22:43,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 21:22:43,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:43,156 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:43,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:43,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2018-09-30 21:22:43,431 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2018-09-30 21:22:43,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:22:43,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:43,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:43,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-09-30 21:22:43,928 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-09-30 21:22:43,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:22:43,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:44,107 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:44,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:44,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-09-30 21:22:44,388 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-09-30 21:22:44,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:22:44,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:44,666 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:45,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:45,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-09-30 21:22:45,237 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-09-30 21:22:45,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 21:22:45,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:45,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:45,483 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:46,207 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-30 21:22:46,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:46,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2018-09-30 21:22:46,522 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2018-09-30 21:22:46,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:22:46,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:47,494 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:48,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:48,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-09-30 21:22:48,413 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-09-30 21:22:48,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 21:22:48,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:49,396 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:49,874 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-30 21:22:50,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:50,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2018-09-30 21:22:50,848 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2018-09-30 21:22:50,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:22:50,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:51,026 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:51,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-09-30 21:22:51,325 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-09-30 21:22:51,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 21:22:51,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:51,682 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:51,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:51,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 25 states and 49 transitions. [2018-09-30 21:22:51,981 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 49 transitions. [2018-09-30 21:22:51,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:22:51,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:52,242 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:52,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:52,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2018-09-30 21:22:52,587 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2018-09-30 21:22:52,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 21:22:52,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:53,288 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:53,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:53,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2018-09-30 21:22:53,714 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2018-09-30 21:22:53,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:22:53,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:54,027 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:54,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2018-09-30 21:22:54,860 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2018-09-30 21:22:54,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 21:22:54,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:54,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:55,889 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:56,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:56,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2018-09-30 21:22:56,238 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2018-09-30 21:22:56,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:22:56,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:56,441 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:56,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:56,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-09-30 21:22:56,838 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-09-30 21:22:56,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 21:22:56,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:57,671 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:58,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-09-30 21:22:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-09-30 21:22:58,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:22:58,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:58,411 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:58,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:58,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-09-30 21:22:58,747 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-09-30 21:22:58,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 21:22:58,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:58,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:59,222 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:59,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:59,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2018-09-30 21:22:59,585 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2018-09-30 21:22:59,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:22:59,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:59,796 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:00,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:00,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2018-09-30 21:23:00,476 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2018-09-30 21:23:00,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 21:23:00,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:00,900 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:01,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-09-30 21:23:01,292 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-09-30 21:23:01,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:23:01,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:01,678 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:02,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:02,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2018-09-30 21:23:02,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2018-09-30 21:23:02,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 21:23:02,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:02,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:02,365 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:02,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:02,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2018-09-30 21:23:02,742 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2018-09-30 21:23:02,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:23:02,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:03,195 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:03,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:03,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2018-09-30 21:23:03,668 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2018-09-30 21:23:03,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 21:23:03,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:03,979 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:04,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2018-09-30 21:23:04,413 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2018-09-30 21:23:04,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:23:04,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:04,739 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:05,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:05,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2018-09-30 21:23:05,296 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2018-09-30 21:23:05,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 21:23:05,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:05,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:05,660 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:06,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:06,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2018-09-30 21:23:06,268 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2018-09-30 21:23:06,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:23:06,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:06,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:06,568 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:07,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:07,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2018-09-30 21:23:07,100 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2018-09-30 21:23:07,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 21:23:07,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:07,347 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:07,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:07,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2018-09-30 21:23:07,800 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2018-09-30 21:23:07,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:23:07,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:08,609 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:09,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:09,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2018-09-30 21:23:09,234 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2018-09-30 21:23:09,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 21:23:09,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:10,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:10,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2018-09-30 21:23:10,929 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2018-09-30 21:23:10,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:23:10,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:11,370 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:11,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:11,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2018-09-30 21:23:11,915 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2018-09-30 21:23:11,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 21:23:11,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:12,666 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:13,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:13,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2018-09-30 21:23:13,254 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2018-09-30 21:23:13,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:23:13,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:13,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:13,595 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:14,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:14,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2018-09-30 21:23:14,120 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2018-09-30 21:23:14,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 21:23:14,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:14,514 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:15,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:15,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2018-09-30 21:23:15,073 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2018-09-30 21:23:15,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:23:15,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:15,681 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:16,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:16,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2018-09-30 21:23:16,200 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2018-09-30 21:23:16,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:23:16,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:16,506 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:17,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:17,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 101 transitions. [2018-09-30 21:23:17,057 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2018-09-30 21:23:17,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:23:17,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:17,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:18,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:18,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2018-09-30 21:23:18,435 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2018-09-30 21:23:18,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:23:18,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:19,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:19,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2018-09-30 21:23:19,441 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2018-09-30 21:23:19,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:23:19,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:19,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:20,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:20,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2018-09-30 21:23:20,312 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2018-09-30 21:23:20,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:23:20,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:20,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:21,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:21,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2018-09-30 21:23:21,762 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2018-09-30 21:23:21,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 21:23:21,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:22,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:23,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:23,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 111 transitions. [2018-09-30 21:23:23,064 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 111 transitions. [2018-09-30 21:23:23,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 21:23:23,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:23,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:24,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:24,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2018-09-30 21:23:24,009 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2018-09-30 21:23:24,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 21:23:24,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:24,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:25,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:25,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2018-09-30 21:23:25,099 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2018-09-30 21:23:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 21:23:25,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:25,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:26,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:26,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2018-09-30 21:23:26,337 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2018-09-30 21:23:26,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 21:23:26,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:27,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:27,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2018-09-30 21:23:27,363 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2018-09-30 21:23:27,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 21:23:27,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:27,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:28,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:28,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 61 states and 121 transitions. [2018-09-30 21:23:28,384 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2018-09-30 21:23:28,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 21:23:28,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:29,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:29,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:29,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2018-09-30 21:23:29,969 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2018-09-30 21:23:29,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 21:23:29,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:30,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:31,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:31,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2018-09-30 21:23:31,378 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2018-09-30 21:23:31,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 21:23:31,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:31,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:32,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-09-30 21:23:32,351 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-09-30 21:23:32,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 21:23:32,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:33,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:33,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:33,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-09-30 21:23:33,920 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-09-30 21:23:33,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 21:23:33,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:34,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:34,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:34,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2018-09-30 21:23:34,978 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2018-09-30 21:23:34,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:23:34,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:35,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:36,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:36,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2018-09-30 21:23:36,404 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2018-09-30 21:23:36,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:23:36,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:36,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:38,426 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-30 21:23:44,154 WARN L178 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-30 21:23:47,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:47,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 135 transitions. [2018-09-30 21:23:47,223 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 135 transitions. [2018-09-30 21:23:47,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:23:47,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:47,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:47,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:48,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:48,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2018-09-30 21:23:48,291 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2018-09-30 21:23:48,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 21:23:48,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:48,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:48,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:49,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:49,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2018-09-30 21:23:49,477 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2018-09-30 21:23:49,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 21:23:49,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:49,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:50,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2018-09-30 21:23:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2018-09-30 21:23:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 21:23:50,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:51,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:52,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:52,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-09-30 21:23:52,522 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-09-30 21:23:52,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 21:23:52,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:52,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:53,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2018-09-30 21:23:53,662 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2018-09-30 21:23:53,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 21:23:53,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:54,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2018-09-30 21:23:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2018-09-30 21:23:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 21:23:54,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:55,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:56,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:56,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2018-09-30 21:23:56,399 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2018-09-30 21:23:56,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 21:23:56,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:56,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:57,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:57,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2018-09-30 21:23:57,757 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2018-09-30 21:23:57,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 21:23:57,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:57,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:58,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:58,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:58,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2018-09-30 21:23:58,993 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2018-09-30 21:23:58,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 21:23:58,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:59,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:00,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:00,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 78 states and 155 transitions. [2018-09-30 21:24:00,269 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2018-09-30 21:24:00,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 21:24:00,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:00,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:02,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:02,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-09-30 21:24:02,136 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-09-30 21:24:02,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 21:24:02,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:02,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:02,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:03,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:03,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2018-09-30 21:24:03,508 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2018-09-30 21:24:03,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 21:24:03,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:04,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:05,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:05,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2018-09-30 21:24:05,297 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2018-09-30 21:24:05,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 21:24:05,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:05,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:05,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:06,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:06,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 163 transitions. [2018-09-30 21:24:06,604 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 163 transitions. [2018-09-30 21:24:06,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 21:24:06,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:07,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:08,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:08,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2018-09-30 21:24:08,067 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2018-09-30 21:24:08,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 21:24:08,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:08,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:08,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:09,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2018-09-30 21:24:09,433 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2018-09-30 21:24:09,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 21:24:09,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:09,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:10,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:10,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2018-09-30 21:24:10,701 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2018-09-30 21:24:10,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 21:24:10,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:11,077 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:12,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:12,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 171 transitions. [2018-09-30 21:24:12,273 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2018-09-30 21:24:12,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 21:24:12,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:12,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:13,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:13,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 87 states and 173 transitions. [2018-09-30 21:24:13,637 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2018-09-30 21:24:13,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 21:24:13,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:14,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:14,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:14,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 88 states and 175 transitions. [2018-09-30 21:24:14,986 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2018-09-30 21:24:14,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 21:24:14,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:15,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:16,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:16,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 177 transitions. [2018-09-30 21:24:16,420 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 177 transitions. [2018-09-30 21:24:16,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 21:24:16,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:18,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:18,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2018-09-30 21:24:18,103 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2018-09-30 21:24:18,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 21:24:18,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:18,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:18,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:19,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:19,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 91 states and 181 transitions. [2018-09-30 21:24:19,513 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2018-09-30 21:24:19,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 21:24:19,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:19,901 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:20,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:20,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 183 transitions. [2018-09-30 21:24:20,959 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 183 transitions. [2018-09-30 21:24:20,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 21:24:20,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:21,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:22,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:22,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2018-09-30 21:24:22,711 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2018-09-30 21:24:22,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 21:24:22,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:24,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:24,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2018-09-30 21:24:24,283 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2018-09-30 21:24:24,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 21:24:24,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:24,681 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:25,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:25,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2018-09-30 21:24:25,700 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2018-09-30 21:24:25,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 21:24:25,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:26,196 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:27,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:27,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 96 states and 191 transitions. [2018-09-30 21:24:27,526 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2018-09-30 21:24:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 21:24:27,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:27,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:27,969 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:29,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:29,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 97 states and 193 transitions. [2018-09-30 21:24:29,036 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 193 transitions. [2018-09-30 21:24:29,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 21:24:29,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:29,543 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:29,830 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-30 21:24:30,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:30,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2018-09-30 21:24:30,756 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2018-09-30 21:24:30,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 21:24:30,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:31,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:32,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:32,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2018-09-30 21:24:32,331 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2018-09-30 21:24:32,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 21:24:32,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:32,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:34,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2018-09-30 21:24:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2018-09-30 21:24:34,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 21:24:34,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:34,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:34,629 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:35,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:35,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 201 transitions. [2018-09-30 21:24:35,889 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 201 transitions. [2018-09-30 21:24:35,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 21:24:35,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:36,352 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:37,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:37,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 203 transitions. [2018-09-30 21:24:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 203 transitions. [2018-09-30 21:24:37,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 21:24:37,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:37,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:38,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:39,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2018-09-30 21:24:39,299 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2018-09-30 21:24:39,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 21:24:39,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:39,763 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:40,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:40,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2018-09-30 21:24:40,907 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2018-09-30 21:24:40,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 21:24:40,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:41,372 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:42,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:42,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2018-09-30 21:24:42,825 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2018-09-30 21:24:42,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 21:24:42,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:44,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:44,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2018-09-30 21:24:44,439 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2018-09-30 21:24:44,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 21:24:44,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:45,090 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:46,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:46,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2018-09-30 21:24:46,251 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2018-09-30 21:24:46,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 21:24:46,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:46,761 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:48,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:48,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2018-09-30 21:24:48,200 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2018-09-30 21:24:48,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 21:24:48,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:48,758 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:49,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:49,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2018-09-30 21:24:49,994 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2018-09-30 21:24:49,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 21:24:49,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:50,465 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:51,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:51,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2018-09-30 21:24:51,655 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2018-09-30 21:24:51,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-30 21:24:51,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:52,181 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:53,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:53,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2018-09-30 21:24:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2018-09-30 21:24:53,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 21:24:53,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:54,037 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:55,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:55,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2018-09-30 21:24:55,320 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2018-09-30 21:24:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 21:24:55,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:57,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:57,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2018-09-30 21:24:57,047 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2018-09-30 21:24:57,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 21:24:57,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:57,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:57,549 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:59,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:59,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2018-09-30 21:24:59,009 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2018-09-30 21:24:59,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-30 21:24:59,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:59,528 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:00,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2018-09-30 21:25:00,812 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2018-09-30 21:25:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-30 21:25:00,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:01,453 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:02,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:02,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 116 states and 231 transitions. [2018-09-30 21:25:02,713 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 231 transitions. [2018-09-30 21:25:02,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-30 21:25:02,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:04,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:04,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2018-09-30 21:25:04,615 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2018-09-30 21:25:04,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 21:25:04,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:05,133 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:06,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:06,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2018-09-30 21:25:06,406 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2018-09-30 21:25:06,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 21:25:06,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:06,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:06,953 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:08,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:08,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 119 states and 237 transitions. [2018-09-30 21:25:08,496 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 237 transitions. [2018-09-30 21:25:08,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-30 21:25:08,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:09,046 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:10,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:10,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2018-09-30 21:25:10,402 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2018-09-30 21:25:10,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-30 21:25:10,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:10,958 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:12,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:12,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2018-09-30 21:25:12,294 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2018-09-30 21:25:12,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 21:25:12,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:12,830 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:14,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:14,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2018-09-30 21:25:14,398 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2018-09-30 21:25:14,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 21:25:14,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:15,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:16,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:16,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2018-09-30 21:25:16,522 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2018-09-30 21:25:16,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 21:25:16,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:17,076 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:18,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:18,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2018-09-30 21:25:18,594 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2018-09-30 21:25:18,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-30 21:25:18,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:19,219 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:20,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:20,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2018-09-30 21:25:20,571 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-09-30 21:25:20,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-30 21:25:20,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:21,145 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:22,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:22,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2018-09-30 21:25:22,603 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2018-09-30 21:25:22,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-30 21:25:22,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:23,311 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:24,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:24,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2018-09-30 21:25:24,935 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2018-09-30 21:25:24,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 21:25:24,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:25,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:25,534 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:26,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:26,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2018-09-30 21:25:26,973 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2018-09-30 21:25:26,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-30 21:25:26,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:27,564 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:29,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:29,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 129 states and 257 transitions. [2018-09-30 21:25:29,250 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 257 transitions. [2018-09-30 21:25:29,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-30 21:25:29,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:29,893 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:31,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:31,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2018-09-30 21:25:31,442 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2018-09-30 21:25:31,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-30 21:25:31,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:32,027 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:33,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:33,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 131 states and 261 transitions. [2018-09-30 21:25:33,485 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-09-30 21:25:33,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-30 21:25:33,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:34,259 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:35,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:35,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2018-09-30 21:25:35,700 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2018-09-30 21:25:35,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-30 21:25:35,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:36,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:37,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:37,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 133 states and 265 transitions. [2018-09-30 21:25:37,853 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 265 transitions. [2018-09-30 21:25:37,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 21:25:37,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:38,627 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:40,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:40,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2018-09-30 21:25:40,341 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2018-09-30 21:25:40,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-30 21:25:40,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:41,483 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:43,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2018-09-30 21:25:43,051 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2018-09-30 21:25:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-30 21:25:43,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:45,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:45,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 271 transitions. [2018-09-30 21:25:45,392 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 271 transitions. [2018-09-30 21:25:45,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-30 21:25:45,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:45,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:47,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:47,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 137 states and 273 transitions. [2018-09-30 21:25:47,766 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 273 transitions. [2018-09-30 21:25:47,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 21:25:47,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:48,465 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:50,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:50,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 275 transitions. [2018-09-30 21:25:50,260 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 275 transitions. [2018-09-30 21:25:50,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-30 21:25:50,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:50,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:52,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:52,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2018-09-30 21:25:52,451 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2018-09-30 21:25:52,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-30 21:25:52,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:53,115 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:54,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:54,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2018-09-30 21:25:54,805 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2018-09-30 21:25:54,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-30 21:25:54,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:55,663 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:57,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:57,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 141 states and 281 transitions. [2018-09-30 21:25:57,207 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 281 transitions. [2018-09-30 21:25:57,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-30 21:25:57,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:57,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:57,924 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:59,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2018-09-30 21:25:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2018-09-30 21:25:59,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 21:25:59,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:01,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:01,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 143 states and 285 transitions. [2018-09-30 21:26:01,837 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2018-09-30 21:26:01,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-30 21:26:01,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:02,539 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:04,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:04,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 144 states and 287 transitions. [2018-09-30 21:26:04,249 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 287 transitions. [2018-09-30 21:26:04,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-30 21:26:04,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:05,076 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:06,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:06,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 145 states and 289 transitions. [2018-09-30 21:26:06,662 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 289 transitions. [2018-09-30 21:26:06,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-30 21:26:06,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:07,362 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:08,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:08,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2018-09-30 21:26:08,993 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2018-09-30 21:26:08,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-30 21:26:08,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:09,915 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:11,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:11,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2018-09-30 21:26:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2018-09-30 21:26:11,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 21:26:11,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:11,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:12,325 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:13,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:13,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2018-09-30 21:26:13,938 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2018-09-30 21:26:13,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 21:26:13,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:14,876 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:16,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:16,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2018-09-30 21:26:16,541 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2018-09-30 21:26:16,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-30 21:26:16,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:17,239 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:18,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:18,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 299 transitions. [2018-09-30 21:26:18,925 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 299 transitions. [2018-09-30 21:26:18,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-30 21:26:18,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:19,745 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:21,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:21,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2018-09-30 21:26:21,503 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2018-09-30 21:26:21,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-30 21:26:21,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:22,270 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:23,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:23,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2018-09-30 21:26:23,990 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2018-09-30 21:26:23,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-30 21:26:23,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:24,758 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:26,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:26,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 305 transitions. [2018-09-30 21:26:26,556 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 305 transitions. [2018-09-30 21:26:26,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-30 21:26:26,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:27,331 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 21:26:28,716 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 21:26:28,718 INFO L168 Benchmark]: Toolchain (without parser) took 231168.82 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 3.1 GB in the end (delta: -1.6 GB). Peak memory consumption was 312.9 MB. Max. memory is 7.1 GB. [2018-09-30 21:26:28,719 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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. [2018-09-30 21:26:28,719 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.21 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. [2018-09-30 21:26:28,720 INFO L168 Benchmark]: Boogie Preprocessor took 22.43 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. [2018-09-30 21:26:28,720 INFO L168 Benchmark]: RCFGBuilder took 334.04 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. [2018-09-30 21:26:28,721 INFO L168 Benchmark]: CodeCheck took 230763.46 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 3.1 GB in the end (delta: -1.7 GB). Peak memory consumption was 291.7 MB. Max. memory is 7.1 GB. [2018-09-30 21:26:28,723 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 883 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 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 43.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.43 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 334.04 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 230763.46 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 3.1 GB in the end (delta: -1.7 GB). Peak memory consumption was 291.7 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-WithArrays.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_21-26-28-733.csv Completed graceful shutdown