java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:31:17,462 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:31:17,464 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:31:17,480 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:31:17,481 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:31:17,482 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:31:17,483 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:31:17,485 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:31:17,486 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:31:17,487 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:31:17,488 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:31:17,489 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:31:17,489 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:31:17,490 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:31:17,492 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:31:17,492 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:31:17,493 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:31:17,495 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:31:17,497 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:31:17,499 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:31:17,500 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:31:17,501 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:31:17,503 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:31:17,503 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:31:17,504 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:31:17,505 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:31:17,505 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:31:17,506 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:31:17,507 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:31:17,508 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:31:17,508 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:31:17,509 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:31:17,509 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:31:17,510 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:31:17,511 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:31:17,511 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:31:17,512 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 11:31:17,529 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:31:17,532 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:31:17,533 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:31:17,533 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:31:17,534 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:31:17,534 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:31:17,535 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:31:17,536 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:31:17,536 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:31:17,536 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:31:17,536 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:31:17,536 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:31:17,537 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:31:17,537 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:31:17,537 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:31:17,537 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:31:17,539 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:31:17,539 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:31:17,539 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:31:17,539 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:31:17,539 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:31:17,540 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:31:17,540 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:31:17,540 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:31:17,540 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:31:17,541 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:31:17,541 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:31:17,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:31:17,542 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:31:17,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:31:17,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:31:17,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:31:17,634 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:31:17,635 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:31:17,636 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl [2018-09-30 11:31:17,636 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl' [2018-09-30 11:31:17,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:31:17,691 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:31:17,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:31:17,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:31:17,692 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:31:17,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:17" (1/1) ... [2018-09-30 11:31:17,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:17" (1/1) ... [2018-09-30 11:31:17,727 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 11:31:17,727 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 11:31:17,728 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 11:31:17,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:31:17,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:31:17,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:31:17,731 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:31:17,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:17" (1/1) ... [2018-09-30 11:31:17,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:17" (1/1) ... [2018-09-30 11:31:17,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:17" (1/1) ... [2018-09-30 11:31:17,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:17" (1/1) ... [2018-09-30 11:31:17,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:17" (1/1) ... [2018-09-30 11:31:17,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:17" (1/1) ... [2018-09-30 11:31:17,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:17" (1/1) ... [2018-09-30 11:31:17,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:31:17,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:31:17,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:31:17,755 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:31:17,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:31:17,829 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-30 11:31:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 11:31:17,829 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 11:31:18,039 INFO L345 CfgBuilder]: Using library mode [2018-09-30 11:31:18,040 INFO L202 PluginConnector]: Adding new model Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:31:18 BoogieIcfgContainer [2018-09-30 11:31:18,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:31:18,040 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:31:18,041 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:31:18,052 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:31:18,053 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:31:18" (1/1) ... [2018-09-30 11:31:18,065 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:31:18,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:18,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 11:31:18,109 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 11:31:18,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 11:31:18,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:18,492 WARN L178 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 9 [2018-09-30 11:31:18,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:18,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:18,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 11:31:18,592 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 11:31:18,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:31:18,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:18,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:19,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:19,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-30 11:31:19,110 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-30 11:31:19,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:31:19,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:19,239 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:19,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:19,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 9 states and 17 transitions. [2018-09-30 11:31:19,752 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 17 transitions. [2018-09-30 11:31:19,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:31:19,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:20,321 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-30 11:31:20,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:20,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-09-30 11:31:20,405 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-09-30 11:31:20,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:31:20,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:20,562 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:20,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:20,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 11 states and 21 transitions. [2018-09-30 11:31:20,835 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 21 transitions. [2018-09-30 11:31:20,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:31:20,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:20,975 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:21,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:21,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2018-09-30 11:31:21,241 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2018-09-30 11:31:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:31:21,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:21,391 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:21,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:21,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-09-30 11:31:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-09-30 11:31:21,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:31:21,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:21,742 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:21,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:21,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-09-30 11:31:21,992 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-09-30 11:31:21,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 11:31:21,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:22,166 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:22,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:22,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2018-09-30 11:31:22,372 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2018-09-30 11:31:22,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:31:22,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:22,556 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:23,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:23,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-09-30 11:31:23,104 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-09-30 11:31:23,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 11:31:23,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:23,279 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:23,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:23,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2018-09-30 11:31:23,555 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2018-09-30 11:31:23,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:31:23,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:24,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:24,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-09-30 11:31:24,126 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-09-30 11:31:24,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 11:31:24,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:24,302 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:24,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:24,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-09-30 11:31:24,576 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-09-30 11:31:24,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:31:24,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:25,011 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:25,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:25,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-09-30 11:31:25,464 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-09-30 11:31:25,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 11:31:25,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:25,840 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:26,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:26,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2018-09-30 11:31:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2018-09-30 11:31:26,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:31:26,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:26,884 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:27,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:27,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-09-30 11:31:27,460 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-09-30 11:31:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 11:31:27,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:27,740 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:28,213 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-30 11:31:29,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:29,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2018-09-30 11:31:29,119 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2018-09-30 11:31:29,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:31:29,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:30,065 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:30,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:30,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-09-30 11:31:30,334 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-09-30 11:31:30,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 11:31:30,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:30,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:30,700 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:31,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:31,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 25 states and 49 transitions. [2018-09-30 11:31:31,227 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 49 transitions. [2018-09-30 11:31:31,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:31:31,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:31,638 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:32,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2018-09-30 11:31:32,006 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2018-09-30 11:31:32,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 11:31:32,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:32,432 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:32,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:32,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2018-09-30 11:31:32,830 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2018-09-30 11:31:32,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:31:32,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:32,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:33,135 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:33,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2018-09-30 11:31:33,517 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2018-09-30 11:31:33,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 11:31:33,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:33,713 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:34,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:34,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2018-09-30 11:31:34,121 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2018-09-30 11:31:34,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:31:34,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:34,446 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:34,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:34,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-09-30 11:31:34,896 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-09-30 11:31:34,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 11:31:34,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:35,630 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:36,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:36,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-09-30 11:31:36,265 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-09-30 11:31:36,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:31:36,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:36,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:36,484 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:36,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:36,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-09-30 11:31:36,816 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-09-30 11:31:36,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 11:31:36,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:37,341 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:37,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:37,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2018-09-30 11:31:37,680 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2018-09-30 11:31:37,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:31:37,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:37,974 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:38,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2018-09-30 11:31:38,448 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2018-09-30 11:31:38,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 11:31:38,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:39,061 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:39,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:39,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-09-30 11:31:39,578 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-09-30 11:31:39,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:31:39,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:39,951 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:40,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:40,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2018-09-30 11:31:40,314 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2018-09-30 11:31:40,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 11:31:40,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:40,692 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:41,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:41,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2018-09-30 11:31:41,426 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2018-09-30 11:31:41,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:31:41,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:41,923 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:42,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:42,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2018-09-30 11:31:42,388 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2018-09-30 11:31:42,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:31:42,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:42,710 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:43,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2018-09-30 11:31:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2018-09-30 11:31:43,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:31:43,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:43,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:43,513 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:44,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:44,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2018-09-30 11:31:44,027 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2018-09-30 11:31:44,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 11:31:44,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:44,477 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:45,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:45,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2018-09-30 11:31:45,026 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2018-09-30 11:31:45,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:31:45,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:45,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:45,990 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:46,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:46,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2018-09-30 11:31:46,642 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2018-09-30 11:31:46,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:31:46,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:47,059 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:47,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:47,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2018-09-30 11:31:47,501 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2018-09-30 11:31:47,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:31:47,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:48,139 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:48,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:48,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2018-09-30 11:31:48,743 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2018-09-30 11:31:48,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:31:48,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:49,015 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:49,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:49,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2018-09-30 11:31:49,502 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2018-09-30 11:31:49,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:31:49,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:49,801 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:50,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:50,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2018-09-30 11:31:50,349 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2018-09-30 11:31:50,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 11:31:50,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:50,663 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:51,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:51,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2018-09-30 11:31:51,260 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2018-09-30 11:31:51,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:31:51,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:51,604 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:52,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:52,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2018-09-30 11:31:52,122 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2018-09-30 11:31:52,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 11:31:52,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:52,471 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:53,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2018-09-30 11:31:53,005 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2018-09-30 11:31:53,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:31:53,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:53,282 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:53,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2018-09-30 11:31:53,850 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2018-09-30 11:31:53,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:31:53,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:54,241 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:54,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:54,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 101 transitions. [2018-09-30 11:31:54,812 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2018-09-30 11:31:54,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:31:54,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:55,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:55,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:55,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2018-09-30 11:31:55,782 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2018-09-30 11:31:55,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:31:55,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:56,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:56,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:56,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2018-09-30 11:31:56,954 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2018-09-30 11:31:56,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:31:56,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:57,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:57,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:57,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2018-09-30 11:31:57,917 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2018-09-30 11:31:57,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:31:57,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:59,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:59,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2018-09-30 11:31:59,142 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2018-09-30 11:31:59,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:31:59,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:59,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:00,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:00,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 111 transitions. [2018-09-30 11:32:00,319 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 111 transitions. [2018-09-30 11:32:00,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:32:00,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:00,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:01,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:01,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2018-09-30 11:32:01,633 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2018-09-30 11:32:01,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:32:01,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:01,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:01,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:02,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:02,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2018-09-30 11:32:02,761 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2018-09-30 11:32:02,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:32:02,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:03,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:04,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:04,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2018-09-30 11:32:04,157 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2018-09-30 11:32:04,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:32:04,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:04,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:05,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:05,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2018-09-30 11:32:05,054 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2018-09-30 11:32:05,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:32:05,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:05,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:06,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:06,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 61 states and 121 transitions. [2018-09-30 11:32:06,340 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2018-09-30 11:32:06,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:32:06,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:06,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:07,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:07,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2018-09-30 11:32:07,692 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2018-09-30 11:32:07,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:32:07,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:08,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:08,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:08,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2018-09-30 11:32:08,693 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2018-09-30 11:32:08,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:32:08,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:08,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:08,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:09,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:09,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-09-30 11:32:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-09-30 11:32:09,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:32:09,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:10,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-09-30 11:32:10,818 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-09-30 11:32:10,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:32:10,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:11,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:12,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:12,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2018-09-30 11:32:12,088 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2018-09-30 11:32:12,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:32:12,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:12,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:13,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:13,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2018-09-30 11:32:13,165 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2018-09-30 11:32:13,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:32:13,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:13,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:15,279 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-30 11:32:21,089 WARN L178 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-30 11:32:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:23,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 135 transitions. [2018-09-30 11:32:23,284 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 135 transitions. [2018-09-30 11:32:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:32:23,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:23,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:23,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:24,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:24,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2018-09-30 11:32:24,526 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2018-09-30 11:32:24,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 11:32:24,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:24,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:25,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:25,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2018-09-30 11:32:25,674 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2018-09-30 11:32:25,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 11:32:25,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:26,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:26,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:26,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2018-09-30 11:32:26,894 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2018-09-30 11:32:26,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 11:32:26,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:27,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:28,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:28,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-09-30 11:32:28,338 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-09-30 11:32:28,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 11:32:28,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:29,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:29,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2018-09-30 11:32:29,465 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2018-09-30 11:32:29,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 11:32:29,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:29,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:30,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:30,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2018-09-30 11:32:30,787 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2018-09-30 11:32:30,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 11:32:30,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:31,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:32,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:32,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2018-09-30 11:32:32,013 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2018-09-30 11:32:32,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 11:32:32,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:32,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:33,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:33,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2018-09-30 11:32:33,397 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2018-09-30 11:32:33,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 11:32:33,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:33,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:34,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:34,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2018-09-30 11:32:34,619 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2018-09-30 11:32:34,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 11:32:34,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:35,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:35,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:35,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 78 states and 155 transitions. [2018-09-30 11:32:35,862 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2018-09-30 11:32:35,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 11:32:35,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:36,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:37,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:37,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-09-30 11:32:37,722 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-09-30 11:32:37,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 11:32:37,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:38,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:38,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:38,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2018-09-30 11:32:38,965 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2018-09-30 11:32:38,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 11:32:38,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:39,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:40,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:40,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2018-09-30 11:32:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2018-09-30 11:32:40,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 11:32:40,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:41,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:42,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 163 transitions. [2018-09-30 11:32:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 163 transitions. [2018-09-30 11:32:42,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 11:32:42,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:42,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:43,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:43,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2018-09-30 11:32:43,544 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2018-09-30 11:32:43,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 11:32:43,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:43,929 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:44,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:44,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2018-09-30 11:32:44,847 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2018-09-30 11:32:44,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 11:32:44,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:45,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:46,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:46,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2018-09-30 11:32:46,191 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2018-09-30 11:32:46,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 11:32:46,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:46,571 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:47,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:47,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 171 transitions. [2018-09-30 11:32:47,470 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2018-09-30 11:32:47,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 11:32:47,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:47,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:48,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:48,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:48,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 87 states and 173 transitions. [2018-09-30 11:32:48,976 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2018-09-30 11:32:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 11:32:48,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:49,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:50,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:50,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 88 states and 175 transitions. [2018-09-30 11:32:50,381 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2018-09-30 11:32:50,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 11:32:50,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:50,964 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:51,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:51,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 177 transitions. [2018-09-30 11:32:51,897 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 177 transitions. [2018-09-30 11:32:51,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 11:32:51,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:52,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:53,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2018-09-30 11:32:53,841 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2018-09-30 11:32:53,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 11:32:53,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:54,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:55,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:55,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 91 states and 181 transitions. [2018-09-30 11:32:55,277 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2018-09-30 11:32:55,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 11:32:55,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:55,673 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:56,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:56,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 183 transitions. [2018-09-30 11:32:56,765 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 183 transitions. [2018-09-30 11:32:56,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 11:32:56,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:57,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:59,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:59,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2018-09-30 11:32:59,014 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2018-09-30 11:32:59,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 11:32:59,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:59,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:00,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:00,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2018-09-30 11:33:00,628 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2018-09-30 11:33:00,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 11:33:00,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:01,047 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:02,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2018-09-30 11:33:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2018-09-30 11:33:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 11:33:02,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:02,540 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:03,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:03,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 96 states and 191 transitions. [2018-09-30 11:33:03,772 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2018-09-30 11:33:03,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 11:33:03,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:04,268 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:05,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:05,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 97 states and 193 transitions. [2018-09-30 11:33:05,327 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 193 transitions. [2018-09-30 11:33:05,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 11:33:05,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:05,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:06,062 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-30 11:33:06,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2018-09-30 11:33:06,956 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2018-09-30 11:33:06,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 11:33:06,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:07,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:08,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:08,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2018-09-30 11:33:08,702 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2018-09-30 11:33:08,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 11:33:08,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:09,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:10,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:10,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2018-09-30 11:33:10,215 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2018-09-30 11:33:10,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 11:33:10,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:10,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:11,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:11,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 201 transitions. [2018-09-30 11:33:11,871 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 201 transitions. [2018-09-30 11:33:11,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 11:33:11,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:11,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:12,343 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:13,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:13,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 203 transitions. [2018-09-30 11:33:13,684 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 203 transitions. [2018-09-30 11:33:13,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 11:33:13,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:14,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:15,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:15,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2018-09-30 11:33:15,232 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2018-09-30 11:33:15,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 11:33:15,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:15,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:16,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:16,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2018-09-30 11:33:16,864 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2018-09-30 11:33:16,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 11:33:16,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:17,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:18,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:18,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2018-09-30 11:33:18,763 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2018-09-30 11:33:18,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 11:33:18,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:19,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:20,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:20,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2018-09-30 11:33:20,373 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2018-09-30 11:33:20,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 11:33:20,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:20,886 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:22,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:22,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2018-09-30 11:33:22,093 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2018-09-30 11:33:22,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 11:33:22,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:24,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2018-09-30 11:33:24,020 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2018-09-30 11:33:24,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 11:33:24,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:24,620 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:25,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:25,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2018-09-30 11:33:25,799 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2018-09-30 11:33:25,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 11:33:25,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:26,281 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:27,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:27,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2018-09-30 11:33:27,511 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2018-09-30 11:33:27,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-30 11:33:27,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:28,043 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:29,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:29,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2018-09-30 11:33:29,464 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2018-09-30 11:33:29,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 11:33:29,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:30,005 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:31,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:31,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2018-09-30 11:33:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2018-09-30 11:33:31,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 11:33:31,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:31,828 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:33,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:33,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2018-09-30 11:33:33,076 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2018-09-30 11:33:33,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 11:33:33,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:33,622 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:35,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:35,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2018-09-30 11:33:35,085 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2018-09-30 11:33:35,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-30 11:33:35,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:35,620 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:36,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:36,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2018-09-30 11:33:36,919 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2018-09-30 11:33:36,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-30 11:33:36,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:37,537 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:38,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:38,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 116 states and 231 transitions. [2018-09-30 11:33:38,951 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 231 transitions. [2018-09-30 11:33:38,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-30 11:33:38,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:39,496 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:40,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:40,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2018-09-30 11:33:40,807 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2018-09-30 11:33:40,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 11:33:40,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:41,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:42,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:42,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2018-09-30 11:33:42,660 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2018-09-30 11:33:42,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 11:33:42,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:43,223 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:44,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 119 states and 237 transitions. [2018-09-30 11:33:44,779 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 237 transitions. [2018-09-30 11:33:44,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-30 11:33:44,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:45,328 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:46,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:46,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2018-09-30 11:33:46,670 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2018-09-30 11:33:46,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-30 11:33:46,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:47,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:48,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:48,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2018-09-30 11:33:48,575 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2018-09-30 11:33:48,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 11:33:48,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:49,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:50,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:50,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2018-09-30 11:33:50,700 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2018-09-30 11:33:50,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 11:33:50,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:52,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:52,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2018-09-30 11:33:52,765 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2018-09-30 11:33:52,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 11:33:52,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:54,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:54,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2018-09-30 11:33:54,982 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2018-09-30 11:33:54,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-30 11:33:54,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:57,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:57,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2018-09-30 11:33:57,060 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-09-30 11:33:57,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-30 11:33:57,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:57,673 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:59,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:59,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2018-09-30 11:33:59,157 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2018-09-30 11:33:59,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-30 11:33:59,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:59,832 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:01,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:01,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2018-09-30 11:34:01,266 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2018-09-30 11:34:01,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 11:34:01,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:01,875 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:03,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:03,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2018-09-30 11:34:03,292 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2018-09-30 11:34:03,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-30 11:34:03,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:03,907 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:05,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:05,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 129 states and 257 transitions. [2018-09-30 11:34:05,594 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 257 transitions. [2018-09-30 11:34:05,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-30 11:34:05,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:06,292 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:07,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2018-09-30 11:34:07,729 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2018-09-30 11:34:07,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-30 11:34:07,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:07,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:09,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:09,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 131 states and 261 transitions. [2018-09-30 11:34:09,945 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-09-30 11:34:09,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-30 11:34:09,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:10,549 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:12,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:12,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2018-09-30 11:34:12,019 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2018-09-30 11:34:12,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-30 11:34:12,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:12,630 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:14,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:14,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 133 states and 265 transitions. [2018-09-30 11:34:14,200 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 265 transitions. [2018-09-30 11:34:14,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 11:34:14,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:15,137 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:16,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:16,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2018-09-30 11:34:16,657 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2018-09-30 11:34:16,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-30 11:34:16,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:17,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:18,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:18,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2018-09-30 11:34:18,936 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2018-09-30 11:34:18,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-30 11:34:18,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:19,660 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:21,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 271 transitions. [2018-09-30 11:34:21,445 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 271 transitions. [2018-09-30 11:34:21,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-30 11:34:21,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:22,208 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:23,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 137 states and 273 transitions. [2018-09-30 11:34:23,742 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 273 transitions. [2018-09-30 11:34:23,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 11:34:23,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:24,413 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:26,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:26,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 275 transitions. [2018-09-30 11:34:26,148 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 275 transitions. [2018-09-30 11:34:26,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-30 11:34:26,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:26,848 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:28,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:28,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2018-09-30 11:34:28,384 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2018-09-30 11:34:28,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-30 11:34:28,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:29,046 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:31,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:31,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2018-09-30 11:34:31,024 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2018-09-30 11:34:31,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-30 11:34:31,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:31,694 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:33,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:33,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 141 states and 281 transitions. [2018-09-30 11:34:33,240 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 281 transitions. [2018-09-30 11:34:33,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-30 11:34:33,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:33,942 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:35,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:35,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2018-09-30 11:34:35,745 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2018-09-30 11:34:35,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 11:34:35,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:36,422 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:38,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 143 states and 285 transitions. [2018-09-30 11:34:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2018-09-30 11:34:38,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-30 11:34:38,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:38,870 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:40,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:40,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 144 states and 287 transitions. [2018-09-30 11:34:40,694 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 287 transitions. [2018-09-30 11:34:40,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-30 11:34:40,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:41,410 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:43,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:43,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 145 states and 289 transitions. [2018-09-30 11:34:43,041 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 289 transitions. [2018-09-30 11:34:43,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-30 11:34:43,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:43,749 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:45,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:45,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2018-09-30 11:34:45,602 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2018-09-30 11:34:45,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-30 11:34:45,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:46,309 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:48,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:48,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2018-09-30 11:34:48,052 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2018-09-30 11:34:48,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 11:34:48,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:48,812 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:50,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:50,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2018-09-30 11:34:50,673 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2018-09-30 11:34:50,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 11:34:50,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:51,419 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:53,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:53,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2018-09-30 11:34:53,059 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2018-09-30 11:34:53,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-30 11:34:53,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:53,779 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:55,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:55,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 299 transitions. [2018-09-30 11:34:55,677 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 299 transitions. [2018-09-30 11:34:55,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-30 11:34:55,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:56,461 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:58,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:58,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2018-09-30 11:34:58,122 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2018-09-30 11:34:58,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-30 11:34:58,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:58,882 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:00,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2018-09-30 11:35:00,578 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2018-09-30 11:35:00,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-30 11:35:00,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:01,429 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:03,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 305 transitions. [2018-09-30 11:35:03,144 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 305 transitions. [2018-09-30 11:35:03,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-30 11:35:03,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:04,052 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:05,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:05,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 307 transitions. [2018-09-30 11:35:05,812 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 307 transitions. [2018-09-30 11:35:05,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-30 11:35:05,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:06,592 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:08,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:08,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 155 states and 309 transitions. [2018-09-30 11:35:08,339 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 309 transitions. [2018-09-30 11:35:08,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-30 11:35:08,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:09,128 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:10,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 156 states and 311 transitions. [2018-09-30 11:35:10,909 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 311 transitions. [2018-09-30 11:35:10,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-30 11:35:10,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:11,804 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:13,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:13,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 157 states and 313 transitions. [2018-09-30 11:35:13,569 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 313 transitions. [2018-09-30 11:35:13,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-30 11:35:13,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. Received shutdown request... [2018-09-30 11:35:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-09-30 11:35:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:13,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:35:13,909 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-30 11:35:13,909 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 11:35:13,911 INFO L168 Benchmark]: Toolchain (without parser) took 236222.76 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 863.6 MB. Max. memory is 7.1 GB. [2018-09-30 11:35:13,912 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:35:13,913 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.34 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:35:13,913 INFO L168 Benchmark]: Boogie Preprocessor took 23.94 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:35:13,913 INFO L168 Benchmark]: RCFGBuilder took 284.77 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 11:35:13,914 INFO L168 Benchmark]: CodeCheck took 235870.13 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 842.5 MB. Max. memory is 7.1 GB. [2018-09-30 11:35:13,917 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 1 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.34 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 23.94 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 284.77 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 235870.13 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 842.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-WithArrays.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-35-13-933.csv Completed graceful shutdown