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/Sandman01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 22:15:53,437 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 22:15:53,439 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 22:15:53,453 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 22:15:53,454 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 22:15:53,455 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 22:15:53,456 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 22:15:53,458 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 22:15:53,460 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 22:15:53,461 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 22:15:53,462 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 22:15:53,462 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 22:15:53,463 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 22:15:53,464 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 22:15:53,465 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 22:15:53,466 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 22:15:53,467 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 22:15:53,469 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 22:15:53,471 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 22:15:53,472 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 22:15:53,473 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 22:15:53,475 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 22:15:53,478 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 22:15:53,478 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 22:15:53,478 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 22:15:53,479 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 22:15:53,480 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 22:15:53,481 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 22:15:53,482 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 22:15:53,483 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 22:15:53,483 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 22:15:53,484 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 22:15:53,485 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 22:15:53,485 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 22:15:53,486 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 22:15:53,486 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 22:15:53,487 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-23 22:15:53,518 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 22:15:53,519 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 22:15:53,519 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 22:15:53,520 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 22:15:53,520 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 22:15:53,520 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 22:15:53,521 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 22:15:53,521 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 22:15:53,521 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 22:15:53,521 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 22:15:53,523 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 22:15:53,523 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 22:15:53,523 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 22:15:53,524 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 22:15:53,524 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 22:15:53,524 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 22:15:53,524 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 22:15:53,526 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 22:15:53,526 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 22:15:53,526 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 22:15:53,526 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 22:15:53,526 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 22:15:53,527 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 22:15:53,527 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 22:15:53,527 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 22:15:53,527 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 22:15:53,528 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 22:15:53,528 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 22:15:53,528 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 22:15:53,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 22:15:53,595 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 22:15:53,602 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 22:15:53,603 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 22:15:53,604 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 22:15:53,605 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl [2018-09-23 22:15:53,605 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl' [2018-09-23 22:15:53,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 22:15:53,665 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 22:15:53,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 22:15:53,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 22:15:53,666 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 22:15:53,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:15:53" (1/1) ... [2018-09-23 22:15:53,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:15:53" (1/1) ... [2018-09-23 22:15:53,710 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-23 22:15:53,710 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-23 22:15:53,711 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-23 22:15:53,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 22:15:53,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 22:15:53,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 22:15:53,714 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 22:15:53,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:15:53" (1/1) ... [2018-09-23 22:15:53,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:15:53" (1/1) ... [2018-09-23 22:15:53,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:15:53" (1/1) ... [2018-09-23 22:15:53,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:15:53" (1/1) ... [2018-09-23 22:15:53,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:15:53" (1/1) ... [2018-09-23 22:15:53,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:15:53" (1/1) ... [2018-09-23 22:15:53,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:15:53" (1/1) ... [2018-09-23 22:15:53,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 22:15:53,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 22:15:53,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 22:15:53,742 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 22:15:53,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:15:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 22:15:53,826 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-23 22:15:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-23 22:15:53,827 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-23 22:15:54,020 INFO L351 CfgBuilder]: Using library mode [2018-09-23 22:15:54,021 INFO L202 PluginConnector]: Adding new model Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:15:54 BoogieIcfgContainer [2018-09-23 22:15:54,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 22:15:54,022 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 22:15:54,022 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 22:15:54,034 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 22:15:54,034 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:15:54" (1/1) ... [2018-09-23 22:15:54,045 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 22:15:54,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:54,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-23 22:15:54,077 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-23 22:15:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-23 22:15:54,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:54,405 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-09-23 22:15:54,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:54,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:54,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 7 states and 11 transitions. [2018-09-23 22:15:54,533 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 11 transitions. [2018-09-23 22:15:54,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 22:15:54,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:54,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:54,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:54,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-23 22:15:54,938 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-23 22:15:54,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 22:15:54,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:55,143 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:55,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:55,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 9 states and 17 transitions. [2018-09-23 22:15:55,653 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 17 transitions. [2018-09-23 22:15:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 22:15:55,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:55,791 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:56,171 WARN L178 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2018-09-23 22:15:56,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:56,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-09-23 22:15:56,352 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-09-23 22:15:56,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 22:15:56,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:56,459 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:56,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:56,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 11 states and 21 transitions. [2018-09-23 22:15:56,747 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 21 transitions. [2018-09-23 22:15:56,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 22:15:56,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:56,876 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:57,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:57,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2018-09-23 22:15:57,208 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2018-09-23 22:15:57,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 22:15:57,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:57,323 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:57,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:57,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-09-23 22:15:57,523 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-09-23 22:15:57,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 22:15:57,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:57,641 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:57,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:57,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-09-23 22:15:57,906 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-09-23 22:15:57,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 22:15:57,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:58,103 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:58,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:58,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2018-09-23 22:15:58,341 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2018-09-23 22:15:58,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 22:15:58,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:58,516 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:58,805 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-23 22:15:58,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:58,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-09-23 22:15:58,970 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-09-23 22:15:58,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 22:15:58,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:58,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:59,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2018-09-23 22:15:59,502 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2018-09-23 22:15:59,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 22:15:59,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:59,710 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:00,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:00,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-09-23 22:16:00,092 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-09-23 22:16:00,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 22:16:00,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:00,314 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:00,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:00,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-09-23 22:16:00,696 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-09-23 22:16:00,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-23 22:16:00,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:00,894 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:01,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:01,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-09-23 22:16:01,562 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-09-23 22:16:01,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-23 22:16:01,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:02,182 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:02,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2018-09-23 22:16:02,475 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2018-09-23 22:16:02,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-23 22:16:02,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:02,867 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:03,700 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-09-23 22:16:03,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:03,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-09-23 22:16:03,845 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-09-23 22:16:03,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-23 22:16:03,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:04,037 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:05,066 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-23 22:16:05,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:05,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2018-09-23 22:16:05,342 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2018-09-23 22:16:05,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-23 22:16:05,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:05,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:06,031 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:06,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:06,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-09-23 22:16:06,404 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-09-23 22:16:06,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-23 22:16:06,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:06,903 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:07,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:07,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 25 states and 49 transitions. [2018-09-23 22:16:07,222 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 49 transitions. [2018-09-23 22:16:07,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-23 22:16:07,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:07,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:07,565 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:08,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:08,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2018-09-23 22:16:08,002 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2018-09-23 22:16:08,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-23 22:16:08,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:08,498 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:08,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:08,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2018-09-23 22:16:08,894 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2018-09-23 22:16:08,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-23 22:16:08,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:09,264 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:09,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:09,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2018-09-23 22:16:09,779 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2018-09-23 22:16:09,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-23 22:16:09,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:10,334 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:11,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:11,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2018-09-23 22:16:11,001 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2018-09-23 22:16:11,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-23 22:16:11,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:11,195 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:11,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:11,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-09-23 22:16:11,787 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-09-23 22:16:11,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-23 22:16:11,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:12,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:12,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-09-23 22:16:12,565 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-09-23 22:16:12,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-23 22:16:12,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:12,790 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:13,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:13,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-09-23 22:16:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-09-23 22:16:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-23 22:16:13,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:13,528 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:13,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:13,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2018-09-23 22:16:13,909 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2018-09-23 22:16:13,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-23 22:16:13,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:14,405 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:14,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:14,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2018-09-23 22:16:14,949 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2018-09-23 22:16:14,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-23 22:16:14,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:15,558 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:15,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:15,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-09-23 22:16:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-09-23 22:16:15,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-23 22:16:15,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:16,304 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:16,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:16,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2018-09-23 22:16:16,913 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2018-09-23 22:16:16,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-23 22:16:16,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:17,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:17,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2018-09-23 22:16:17,954 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2018-09-23 22:16:17,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-23 22:16:17,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:18,349 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:19,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:19,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2018-09-23 22:16:19,135 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2018-09-23 22:16:19,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-23 22:16:19,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:19,432 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:19,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:19,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2018-09-23 22:16:19,914 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2018-09-23 22:16:19,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-23 22:16:19,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:20,438 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:21,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:21,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2018-09-23 22:16:21,141 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2018-09-23 22:16:21,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-23 22:16:21,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:21,518 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:22,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:22,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2018-09-23 22:16:22,114 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2018-09-23 22:16:22,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-23 22:16:22,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:22,431 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:22,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:22,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2018-09-23 22:16:22,912 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2018-09-23 22:16:22,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-23 22:16:22,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:23,186 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:23,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:23,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2018-09-23 22:16:23,655 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2018-09-23 22:16:23,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-23 22:16:23,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:24,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:24,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2018-09-23 22:16:24,435 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2018-09-23 22:16:24,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-23 22:16:24,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:24,772 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:25,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:25,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2018-09-23 22:16:25,285 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2018-09-23 22:16:25,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-23 22:16:25,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:25,710 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:26,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:26,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2018-09-23 22:16:26,302 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2018-09-23 22:16:26,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-23 22:16:26,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:26,647 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:27,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:27,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2018-09-23 22:16:27,259 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2018-09-23 22:16:27,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-23 22:16:27,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:27,568 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:28,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:28,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2018-09-23 22:16:28,112 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2018-09-23 22:16:28,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-23 22:16:28,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:28,436 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:28,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:28,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2018-09-23 22:16:28,973 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2018-09-23 22:16:28,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-23 22:16:28,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:29,363 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:29,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:29,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2018-09-23 22:16:29,896 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2018-09-23 22:16:29,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-23 22:16:29,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:30,599 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:31,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:31,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 101 transitions. [2018-09-23 22:16:31,388 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2018-09-23 22:16:31,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-23 22:16:31,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:33,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:33,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2018-09-23 22:16:33,083 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2018-09-23 22:16:33,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-23 22:16:33,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:33,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:34,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:34,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2018-09-23 22:16:34,580 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2018-09-23 22:16:34,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-23 22:16:34,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:35,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:35,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:35,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2018-09-23 22:16:35,726 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2018-09-23 22:16:35,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-23 22:16:35,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:36,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:36,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:36,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2018-09-23 22:16:36,866 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2018-09-23 22:16:36,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-23 22:16:36,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:37,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:38,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:38,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 111 transitions. [2018-09-23 22:16:38,163 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 111 transitions. [2018-09-23 22:16:38,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-23 22:16:38,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:38,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:39,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:39,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2018-09-23 22:16:39,199 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2018-09-23 22:16:39,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-23 22:16:39,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:39,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:40,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:40,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2018-09-23 22:16:40,122 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2018-09-23 22:16:40,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-23 22:16:40,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:40,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:41,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:41,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2018-09-23 22:16:41,153 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2018-09-23 22:16:41,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-23 22:16:41,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:41,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:42,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:42,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2018-09-23 22:16:42,463 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2018-09-23 22:16:42,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-23 22:16:42,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:42,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:43,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:43,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 61 states and 121 transitions. [2018-09-23 22:16:43,654 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2018-09-23 22:16:43,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-23 22:16:43,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:45,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:45,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:45,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2018-09-23 22:16:45,772 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2018-09-23 22:16:45,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-23 22:16:45,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:46,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:46,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:46,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2018-09-23 22:16:46,830 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2018-09-23 22:16:46,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-23 22:16:46,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:47,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:48,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:48,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-09-23 22:16:48,294 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-09-23 22:16:48,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-23 22:16:48,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:48,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:49,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:49,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-09-23 22:16:49,535 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-09-23 22:16:49,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-23 22:16:49,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:49,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:50,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:51,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:51,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2018-09-23 22:16:51,063 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2018-09-23 22:16:51,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-23 22:16:51,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:51,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:52,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:52,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2018-09-23 22:16:52,205 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2018-09-23 22:16:52,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-23 22:16:52,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:52,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:54,307 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 11 [2018-09-23 22:16:56,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:56,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 135 transitions. [2018-09-23 22:16:56,866 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 135 transitions. [2018-09-23 22:16:56,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-23 22:16:56,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:57,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:58,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2018-09-23 22:16:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2018-09-23 22:16:58,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-23 22:16:58,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:58,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:58,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:59,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2018-09-23 22:16:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2018-09-23 22:16:59,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-23 22:16:59,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:59,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:00,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:00,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:00,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2018-09-23 22:17:00,927 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2018-09-23 22:17:00,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-23 22:17:00,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:01,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:02,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:02,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-09-23 22:17:02,229 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-09-23 22:17:02,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-23 22:17:02,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:03,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:04,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:04,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2018-09-23 22:17:04,125 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2018-09-23 22:17:04,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-23 22:17:04,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:04,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:05,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:05,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2018-09-23 22:17:05,303 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2018-09-23 22:17:05,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-23 22:17:05,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:05,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:06,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:06,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2018-09-23 22:17:06,656 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2018-09-23 22:17:06,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-23 22:17:06,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:07,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:07,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:07,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2018-09-23 22:17:07,963 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2018-09-23 22:17:07,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-23 22:17:07,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:08,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:09,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:09,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2018-09-23 22:17:09,250 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2018-09-23 22:17:09,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-23 22:17:09,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:09,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:10,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:10,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 78 states and 155 transitions. [2018-09-23 22:17:10,469 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2018-09-23 22:17:10,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-23 22:17:10,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:10,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:11,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:11,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-09-23 22:17:11,731 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-09-23 22:17:11,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-23 22:17:11,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:11,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:12,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:13,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:13,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2018-09-23 22:17:13,005 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2018-09-23 22:17:13,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-23 22:17:13,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:14,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:14,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2018-09-23 22:17:14,362 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2018-09-23 22:17:14,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-23 22:17:14,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:14,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:15,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:15,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 163 transitions. [2018-09-23 22:17:15,619 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 163 transitions. [2018-09-23 22:17:15,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-23 22:17:15,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:16,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:17,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:17,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2018-09-23 22:17:17,662 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2018-09-23 22:17:17,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-23 22:17:17,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:17,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:18,041 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:18,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:18,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2018-09-23 22:17:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2018-09-23 22:17:18,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-23 22:17:18,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:19,395 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:20,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:20,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2018-09-23 22:17:20,290 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2018-09-23 22:17:20,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-23 22:17:20,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:20,711 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:21,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:21,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 171 transitions. [2018-09-23 22:17:21,685 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2018-09-23 22:17:21,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-23 22:17:21,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:21,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:22,273 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:23,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:23,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 87 states and 173 transitions. [2018-09-23 22:17:23,191 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2018-09-23 22:17:23,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-23 22:17:23,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:23,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:24,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:24,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 88 states and 175 transitions. [2018-09-23 22:17:24,583 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2018-09-23 22:17:24,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-23 22:17:24,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:25,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:26,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:26,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 177 transitions. [2018-09-23 22:17:26,054 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 177 transitions. [2018-09-23 22:17:26,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-23 22:17:26,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:26,642 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:27,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:27,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2018-09-23 22:17:27,669 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2018-09-23 22:17:27,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-23 22:17:27,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:29,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:29,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 91 states and 181 transitions. [2018-09-23 22:17:29,063 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2018-09-23 22:17:29,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-23 22:17:29,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:29,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:30,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:30,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 183 transitions. [2018-09-23 22:17:30,580 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 183 transitions. [2018-09-23 22:17:30,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-23 22:17:30,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:31,249 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:32,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:32,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2018-09-23 22:17:32,268 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2018-09-23 22:17:32,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-23 22:17:32,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:32,753 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:33,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:33,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2018-09-23 22:17:33,761 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2018-09-23 22:17:33,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-23 22:17:33,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:34,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:35,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:35,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2018-09-23 22:17:35,228 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2018-09-23 22:17:35,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-23 22:17:35,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:35,771 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:37,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:37,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 96 states and 191 transitions. [2018-09-23 22:17:37,036 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2018-09-23 22:17:37,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-23 22:17:37,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:37,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:37,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:38,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:38,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 97 states and 193 transitions. [2018-09-23 22:17:38,545 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 193 transitions. [2018-09-23 22:17:38,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-23 22:17:38,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:39,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:40,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:40,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2018-09-23 22:17:40,069 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2018-09-23 22:17:40,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-23 22:17:40,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:40,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:41,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:41,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2018-09-23 22:17:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2018-09-23 22:17:41,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-23 22:17:41,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:42,143 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:43,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2018-09-23 22:17:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2018-09-23 22:17:43,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-23 22:17:43,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:43,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:44,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:44,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 201 transitions. [2018-09-23 22:17:44,816 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 201 transitions. [2018-09-23 22:17:44,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-23 22:17:44,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:45,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:46,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:46,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 203 transitions. [2018-09-23 22:17:46,596 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 203 transitions. [2018-09-23 22:17:46,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-23 22:17:46,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:47,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:48,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:48,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2018-09-23 22:17:48,166 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2018-09-23 22:17:48,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-23 22:17:48,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:48,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:49,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:49,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2018-09-23 22:17:49,782 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2018-09-23 22:17:49,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-23 22:17:49,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:50,303 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:51,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:51,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2018-09-23 22:17:51,413 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2018-09-23 22:17:51,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-23 22:17:51,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:51,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:53,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:53,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2018-09-23 22:17:53,123 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2018-09-23 22:17:53,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-23 22:17:53,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:53,855 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:54,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:54,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2018-09-23 22:17:54,992 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2018-09-23 22:17:54,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-23 22:17:54,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:56,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2018-09-23 22:17:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2018-09-23 22:17:56,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-23 22:17:56,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:58,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:58,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2018-09-23 22:17:58,494 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2018-09-23 22:17:58,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-23 22:17:58,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:59,067 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:00,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:00,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2018-09-23 22:18:00,244 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2018-09-23 22:18:00,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-23 22:18:00,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:00,837 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:02,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:02,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2018-09-23 22:18:02,012 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2018-09-23 22:18:02,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-23 22:18:02,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:02,629 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:03,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2018-09-23 22:18:03,822 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2018-09-23 22:18:03,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-23 22:18:03,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:04,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:04,405 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:05,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2018-09-23 22:18:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2018-09-23 22:18:05,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-23 22:18:05,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:06,386 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:07,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:07,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2018-09-23 22:18:07,612 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2018-09-23 22:18:07,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-23 22:18:07,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:08,295 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:09,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:09,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2018-09-23 22:18:09,518 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2018-09-23 22:18:09,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-23 22:18:09,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:10,127 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:11,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:11,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 116 states and 231 transitions. [2018-09-23 22:18:11,364 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 231 transitions. [2018-09-23 22:18:11,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-23 22:18:11,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:11,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:12,015 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:13,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:13,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2018-09-23 22:18:13,274 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2018-09-23 22:18:13,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-23 22:18:13,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:15,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:15,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2018-09-23 22:18:15,241 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2018-09-23 22:18:15,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-23 22:18:15,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:15,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:17,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:17,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 119 states and 237 transitions. [2018-09-23 22:18:17,145 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 237 transitions. [2018-09-23 22:18:17,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-23 22:18:17,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:19,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:19,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2018-09-23 22:18:19,043 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2018-09-23 22:18:19,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-23 22:18:19,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:21,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:21,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2018-09-23 22:18:21,079 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2018-09-23 22:18:21,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-23 22:18:21,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:21,717 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:23,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2018-09-23 22:18:23,041 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2018-09-23 22:18:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-23 22:18:23,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:23,684 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:25,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:25,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2018-09-23 22:18:25,020 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2018-09-23 22:18:25,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-23 22:18:25,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:25,690 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:27,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:27,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2018-09-23 22:18:27,110 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2018-09-23 22:18:27,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-23 22:18:27,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:27,819 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:29,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:29,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2018-09-23 22:18:29,187 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-09-23 22:18:29,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-23 22:18:29,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:29,867 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:31,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:31,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2018-09-23 22:18:31,258 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2018-09-23 22:18:31,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-23 22:18:31,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:31,933 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:33,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2018-09-23 22:18:33,446 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2018-09-23 22:18:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-23 22:18:33,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:34,148 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:35,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:35,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2018-09-23 22:18:35,546 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2018-09-23 22:18:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-23 22:18:35,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:36,255 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:37,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:37,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 129 states and 257 transitions. [2018-09-23 22:18:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 257 transitions. [2018-09-23 22:18:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-23 22:18:37,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:38,413 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:39,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:39,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2018-09-23 22:18:39,897 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2018-09-23 22:18:39,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-23 22:18:39,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:40,646 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:42,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:42,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 131 states and 261 transitions. [2018-09-23 22:18:42,060 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-09-23 22:18:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-23 22:18:42,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:42,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:42,813 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:44,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:44,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2018-09-23 22:18:44,258 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2018-09-23 22:18:44,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-23 22:18:44,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:45,030 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:46,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:46,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 133 states and 265 transitions. [2018-09-23 22:18:46,568 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 265 transitions. [2018-09-23 22:18:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-23 22:18:46,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:47,523 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:48,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:48,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2018-09-23 22:18:48,955 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2018-09-23 22:18:48,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-23 22:18:48,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:49,738 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:51,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:51,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2018-09-23 22:18:51,234 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2018-09-23 22:18:51,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-23 22:18:51,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:52,115 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:53,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:53,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 271 transitions. [2018-09-23 22:18:53,637 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 271 transitions. [2018-09-23 22:18:53,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-23 22:18:53,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:54,465 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:55,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:55,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 137 states and 273 transitions. [2018-09-23 22:18:55,950 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 273 transitions. [2018-09-23 22:18:55,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-23 22:18:55,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:56,765 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:18:58,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:18:58,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 275 transitions. [2018-09-23 22:18:58,281 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 275 transitions. [2018-09-23 22:18:58,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-23 22:18:58,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:18:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:18:59,166 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:00,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:00,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2018-09-23 22:19:00,705 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2018-09-23 22:19:00,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-23 22:19:00,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:01,556 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:03,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:03,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2018-09-23 22:19:03,073 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2018-09-23 22:19:03,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-23 22:19:03,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:03,951 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:05,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:05,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 141 states and 281 transitions. [2018-09-23 22:19:05,553 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 281 transitions. [2018-09-23 22:19:05,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-23 22:19:05,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:06,450 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:07,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2018-09-23 22:19:07,968 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2018-09-23 22:19:07,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-23 22:19:07,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:08,836 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:10,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:10,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 143 states and 285 transitions. [2018-09-23 22:19:10,380 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2018-09-23 22:19:10,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-23 22:19:10,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:11,353 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:12,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:12,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 144 states and 287 transitions. [2018-09-23 22:19:12,910 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 287 transitions. [2018-09-23 22:19:12,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-23 22:19:12,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:13,814 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:15,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 145 states and 289 transitions. [2018-09-23 22:19:15,394 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 289 transitions. [2018-09-23 22:19:15,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-23 22:19:15,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:16,307 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:17,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:17,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2018-09-23 22:19:17,971 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2018-09-23 22:19:17,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-23 22:19:17,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:18,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:18,925 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:20,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:20,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2018-09-23 22:19:20,538 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2018-09-23 22:19:20,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-23 22:19:20,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:21,480 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:23,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:23,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2018-09-23 22:19:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2018-09-23 22:19:23,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-23 22:19:23,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:24,089 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:25,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:25,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2018-09-23 22:19:25,702 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2018-09-23 22:19:25,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-23 22:19:25,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:26,678 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:28,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:28,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 299 transitions. [2018-09-23 22:19:28,329 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 299 transitions. [2018-09-23 22:19:28,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-23 22:19:28,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:29,498 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:31,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:31,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2018-09-23 22:19:31,143 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2018-09-23 22:19:31,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-23 22:19:31,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:32,234 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:33,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:33,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2018-09-23 22:19:33,909 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2018-09-23 22:19:33,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-23 22:19:33,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:35,104 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:36,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:36,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 305 transitions. [2018-09-23 22:19:36,785 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 305 transitions. [2018-09-23 22:19:36,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-23 22:19:36,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:37,912 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:39,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:39,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 307 transitions. [2018-09-23 22:19:39,605 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 307 transitions. [2018-09-23 22:19:39,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-23 22:19:39,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:40,801 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:42,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:42,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 155 states and 309 transitions. [2018-09-23 22:19:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 309 transitions. [2018-09-23 22:19:42,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-23 22:19:42,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:43,580 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:45,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:45,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 156 states and 311 transitions. [2018-09-23 22:19:45,285 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 311 transitions. [2018-09-23 22:19:45,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-23 22:19:45,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:46,458 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:48,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:48,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 157 states and 313 transitions. [2018-09-23 22:19:48,200 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 313 transitions. [2018-09-23 22:19:48,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-23 22:19:48,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:49,400 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:19:51,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:19:51,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 158 states and 315 transitions. [2018-09-23 22:19:51,125 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 315 transitions. [2018-09-23 22:19:51,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-23 22:19:51,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:19:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:19:52,409 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-23 22:19:52,745 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-23 22:19:52,747 INFO L168 Benchmark]: Toolchain (without parser) took 239084.78 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 2.5 GB in the end (delta: -986.3 MB). Peak memory consumption was 974.5 MB. Max. memory is 7.1 GB. [2018-09-23 22:19:52,748 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:19:52,748 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.44 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:19:52,748 INFO L168 Benchmark]: Boogie Preprocessor took 27.52 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:19:52,749 INFO L168 Benchmark]: RCFGBuilder took 279.59 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-23 22:19:52,749 INFO L168 Benchmark]: CodeCheck took 238724.38 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 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 953.4 MB. Max. memory is 7.1 GB. [2018-09-23 22:19:52,751 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 910 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 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 47.44 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 27.52 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 279.59 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 238724.38 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 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 953.4 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/Sandman01.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_22-19-52-761.csv Completed graceful shutdown