java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:31:15,595 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:31:15,598 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:31:15,615 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:31:15,615 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:31:15,617 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:31:15,618 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:31:15,620 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:31:15,622 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:31:15,624 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:31:15,626 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:31:15,626 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:31:15,627 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:31:15,628 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:31:15,636 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:31:15,637 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:31:15,638 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:31:15,639 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:31:15,641 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:31:15,643 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:31:15,644 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:31:15,645 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:31:15,647 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:31:15,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:31:15,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:31:15,648 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:31:15,649 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:31:15,650 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:31:15,650 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:31:15,651 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:31:15,652 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:31:15,652 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:31:15,652 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:31:15,653 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:31:15,654 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:31:15,655 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:31:15,655 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 11:31:15,681 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:31:15,682 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:31:15,683 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:31:15,683 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:31:15,684 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:31:15,684 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:31:15,684 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:31:15,684 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:31:15,685 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:31:15,685 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:31:15,685 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:31:15,686 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:31:15,686 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:31:15,686 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:31:15,686 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:31:15,686 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:31:15,687 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:31:15,687 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:31:15,687 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:31:15,687 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:31:15,688 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:31:15,689 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:31:15,689 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:31:15,689 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:31:15,689 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:31:15,689 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:31:15,690 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:31:15,690 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:31:15,690 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:31:15,750 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:31:15,766 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:31:15,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:31:15,775 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:31:15,775 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:31:15,776 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl [2018-09-30 11:31:15,776 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl' [2018-09-30 11:31:15,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:31:15,841 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:31:15,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:31:15,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:31:15,842 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:31:15,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:15" (1/1) ... [2018-09-30 11:31:15,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:15" (1/1) ... [2018-09-30 11:31:15,883 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 11:31:15,883 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 11:31:15,883 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 11:31:15,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:31:15,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:31:15,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:31:15,887 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:31:15,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:15" (1/1) ... [2018-09-30 11:31:15,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:15" (1/1) ... [2018-09-30 11:31:15,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:15" (1/1) ... [2018-09-30 11:31:15,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:15" (1/1) ... [2018-09-30 11:31:15,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:15" (1/1) ... [2018-09-30 11:31:15,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:15" (1/1) ... [2018-09-30 11:31:15,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:15" (1/1) ... [2018-09-30 11:31:15,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:31:15,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:31:15,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:31:15,914 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:31:15,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:15" (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 11:31:15,993 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-30 11:31:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 11:31:15,993 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 11:31:16,567 INFO L345 CfgBuilder]: Using library mode [2018-09-30 11:31:16,568 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:31:16 BoogieIcfgContainer [2018-09-30 11:31:16,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:31:16,569 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:31:16,569 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:31:16,580 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:31:16,580 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:31:16" (1/1) ... [2018-09-30 11:31:16,594 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:31:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 11:31:16,632 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 11:31:16,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 11:31:16,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:16,807 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 11:31:16,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-09-30 11:31:16,872 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-09-30 11:31:16,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:31:16,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:16,999 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 11:31:17,128 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-30 11:31:17,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:17,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-30 11:31:17,742 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-30 11:31:17,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:31:17,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:17,912 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 11:31:18,417 WARN L178 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 16 [2018-09-30 11:31:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:18,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-09-30 11:31:18,530 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-09-30 11:31:18,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:31:18,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:18,670 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 11:31:18,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:18,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2018-09-30 11:31:18,979 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2018-09-30 11:31:18,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:31:18,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:19,183 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 11:31:19,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:19,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 11 states and 20 transitions. [2018-09-30 11:31:19,464 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 20 transitions. [2018-09-30 11:31:19,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:31:19,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:19,634 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 11:31:20,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:20,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 12 states and 22 transitions. [2018-09-30 11:31:20,118 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 22 transitions. [2018-09-30 11:31:20,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:31:20,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:20,262 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 11:31:20,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:20,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 13 states and 24 transitions. [2018-09-30 11:31:20,699 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 24 transitions. [2018-09-30 11:31:20,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:31:20,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:20,933 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 11:31:21,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:21,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 14 states and 26 transitions. [2018-09-30 11:31:21,294 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 26 transitions. [2018-09-30 11:31:21,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 11:31:21,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:21,549 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 11:31:21,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:21,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 15 states and 28 transitions. [2018-09-30 11:31:21,930 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 28 transitions. [2018-09-30 11:31:21,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:31:21,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:22,124 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 11:31:22,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:22,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 16 states and 30 transitions. [2018-09-30 11:31:22,556 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 30 transitions. [2018-09-30 11:31:22,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 11:31:22,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:22,962 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 11:31:23,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:23,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 17 states and 32 transitions. [2018-09-30 11:31:23,303 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 32 transitions. [2018-09-30 11:31:23,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:31:23,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:23,504 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 11:31:23,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-09-30 11:31:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-09-30 11:31:23,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 11:31:23,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:24,069 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 11:31:24,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:24,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 19 states and 36 transitions. [2018-09-30 11:31:24,556 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 36 transitions. [2018-09-30 11:31:24,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:31:24,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:24,751 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 11:31:25,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:25,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2018-09-30 11:31:25,933 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2018-09-30 11:31:25,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 11:31:25,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:27,313 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 11:31:28,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:28,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 21 states and 40 transitions. [2018-09-30 11:31:28,053 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 40 transitions. [2018-09-30 11:31:28,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:31:28,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:28,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:28,295 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 11:31:28,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:28,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 22 states and 42 transitions. [2018-09-30 11:31:28,829 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 42 transitions. [2018-09-30 11:31:28,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 11:31:28,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:29,332 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 11:31:30,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:30,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 23 states and 44 transitions. [2018-09-30 11:31:30,027 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 44 transitions. [2018-09-30 11:31:30,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:31:30,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:30,847 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 11:31:31,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:31,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 24 states and 46 transitions. [2018-09-30 11:31:31,568 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 46 transitions. [2018-09-30 11:31:31,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 11:31:31,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:31,818 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 11:31:32,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:32,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2018-09-30 11:31:32,281 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2018-09-30 11:31:32,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:31:32,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:32,534 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 11:31:33,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:33,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 50 transitions. [2018-09-30 11:31:33,066 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 50 transitions. [2018-09-30 11:31:33,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 11:31:33,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:33,815 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 11:31:34,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:34,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 27 states and 52 transitions. [2018-09-30 11:31:34,404 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 52 transitions. [2018-09-30 11:31:34,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:31:34,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:34,701 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 11:31:35,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:35,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 28 states and 54 transitions. [2018-09-30 11:31:35,281 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 54 transitions. [2018-09-30 11:31:35,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 11:31:35,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:35,658 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 11:31:36,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:36,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 29 states and 56 transitions. [2018-09-30 11:31:36,401 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 56 transitions. [2018-09-30 11:31:36,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:31:36,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:36,771 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 11:31:37,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:37,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 30 states and 58 transitions. [2018-09-30 11:31:37,356 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 58 transitions. [2018-09-30 11:31:37,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 11:31:37,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:38,339 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 11:31:39,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 31 states and 60 transitions. [2018-09-30 11:31:39,080 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 60 transitions. [2018-09-30 11:31:39,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:31:39,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:39,446 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 11:31:40,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:40,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 32 states and 62 transitions. [2018-09-30 11:31:40,034 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 62 transitions. [2018-09-30 11:31:40,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 11:31:40,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:40,448 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 11:31:41,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:41,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 64 transitions. [2018-09-30 11:31:41,394 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 64 transitions. [2018-09-30 11:31:41,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:31:41,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:42,702 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 11:31:43,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:43,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 34 states and 66 transitions. [2018-09-30 11:31:43,285 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 66 transitions. [2018-09-30 11:31:43,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 11:31:43,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:43,638 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 11:31:44,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:44,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 68 transitions. [2018-09-30 11:31:44,231 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 68 transitions. [2018-09-30 11:31:44,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:31:44,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:44,670 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 11:31:45,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:45,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 70 transitions. [2018-09-30 11:31:45,291 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 70 transitions. [2018-09-30 11:31:45,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 11:31:45,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:45,739 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 11:31:46,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:46,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2018-09-30 11:31:46,740 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2018-09-30 11:31:46,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:31:46,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:47,377 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 11:31:48,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:48,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 38 states and 74 transitions. [2018-09-30 11:31:48,136 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 74 transitions. [2018-09-30 11:31:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:31:48,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:48,695 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 11:31:49,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:49,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2018-09-30 11:31:49,356 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2018-09-30 11:31:49,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:31:49,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:49,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:49,940 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 11:31:50,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 40 states and 78 transitions. [2018-09-30 11:31:50,622 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 78 transitions. [2018-09-30 11:31:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 11:31:50,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:51,242 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 11:31:52,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:52,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 80 transitions. [2018-09-30 11:31:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 80 transitions. [2018-09-30 11:31:52,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:31:52,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:52,565 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 11:31:53,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 82 transitions. [2018-09-30 11:31:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 82 transitions. [2018-09-30 11:31:53,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:31:53,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:53,858 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 11:31:54,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 43 states and 84 transitions. [2018-09-30 11:31:54,960 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 84 transitions. [2018-09-30 11:31:54,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:31:54,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:55,334 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 11:31:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 86 transitions. [2018-09-30 11:31:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2018-09-30 11:31:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:31:56,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:56,812 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 11:31:57,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:57,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 88 transitions. [2018-09-30 11:31:57,795 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 88 transitions. [2018-09-30 11:31:57,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:31:57,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:58,227 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 11:31:59,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:59,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 46 states and 90 transitions. [2018-09-30 11:31:59,148 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 90 transitions. [2018-09-30 11:31:59,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 11:31:59,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:59,545 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 11:32:00,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:00,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 47 states and 92 transitions. [2018-09-30 11:32:00,458 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 92 transitions. [2018-09-30 11:32:00,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:32:00,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:00,845 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 11:32:02,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:02,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 94 transitions. [2018-09-30 11:32:02,021 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 94 transitions. [2018-09-30 11:32:02,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 11:32:02,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:02,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:03,130 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 11:32:03,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:03,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 49 states and 96 transitions. [2018-09-30 11:32:03,971 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 96 transitions. [2018-09-30 11:32:03,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:32:03,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:04,412 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 11:32:05,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:05,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 50 states and 98 transitions. [2018-09-30 11:32:05,453 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 98 transitions. [2018-09-30 11:32:05,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:32:05,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:05,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:06,056 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 11:32:07,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:07,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 51 states and 100 transitions. [2018-09-30 11:32:07,124 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 100 transitions. [2018-09-30 11:32:07,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:32:07,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:07,546 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 11:32:08,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:08,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 52 states and 102 transitions. [2018-09-30 11:32:08,443 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 102 transitions. [2018-09-30 11:32:08,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:32:08,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:08,912 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 11:32:09,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 53 states and 104 transitions. [2018-09-30 11:32:09,896 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 104 transitions. [2018-09-30 11:32:09,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:32:09,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:10,305 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 11:32:11,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:11,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 54 states and 106 transitions. [2018-09-30 11:32:11,283 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 106 transitions. [2018-09-30 11:32:11,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:32:11,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:11,854 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 11:32:12,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:12,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 108 transitions. [2018-09-30 11:32:12,999 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2018-09-30 11:32:13,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:32:13,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:13,456 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 11:32:14,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:14,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 110 transitions. [2018-09-30 11:32:14,401 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 110 transitions. [2018-09-30 11:32:14,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:32:14,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:14,893 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 11:32:15,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:15,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 112 transitions. [2018-09-30 11:32:15,887 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 112 transitions. [2018-09-30 11:32:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:32:15,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:16,533 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 11:32:17,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:17,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2018-09-30 11:32:17,812 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2018-09-30 11:32:17,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:32:17,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:18,263 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 11:32:19,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:19,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 59 states and 116 transitions. [2018-09-30 11:32:19,289 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 116 transitions. [2018-09-30 11:32:19,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:32:19,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:19,737 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 11:32:20,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:20,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 60 states and 118 transitions. [2018-09-30 11:32:20,783 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 118 transitions. [2018-09-30 11:32:20,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:32:20,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:21,240 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 11:32:22,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:22,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 61 states and 120 transitions. [2018-09-30 11:32:22,659 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 120 transitions. [2018-09-30 11:32:22,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:32:22,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:23,131 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 11:32:24,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:24,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 62 states and 122 transitions. [2018-09-30 11:32:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 122 transitions. [2018-09-30 11:32:24,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:32:24,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:24,782 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 11:32:25,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 63 states and 124 transitions. [2018-09-30 11:32:25,877 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 124 transitions. [2018-09-30 11:32:25,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:32:25,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:26,658 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 11:32:28,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:28,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 64 states and 126 transitions. [2018-09-30 11:32:28,134 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 126 transitions. [2018-09-30 11:32:28,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:32:28,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:28,689 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 11:32:29,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:29,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 65 states and 128 transitions. [2018-09-30 11:32:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 128 transitions. [2018-09-30 11:32:29,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:32:29,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:31,516 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 11:32:32,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:32,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 66 states and 130 transitions. [2018-09-30 11:32:32,946 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 130 transitions. [2018-09-30 11:32:32,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:32:32,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:33,511 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 11:32:34,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:34,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 67 states and 132 transitions. [2018-09-30 11:32:34,799 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 132 transitions. [2018-09-30 11:32:34,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:32:34,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:35,382 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 11:32:36,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:36,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 68 states and 134 transitions. [2018-09-30 11:32:36,554 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 134 transitions. [2018-09-30 11:32:36,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:32:36,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:37,211 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 11:32:40,555 WARN L178 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 12 [2018-09-30 11:32:42,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:42,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 69 states and 136 transitions. [2018-09-30 11:32:42,711 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 136 transitions. [2018-09-30 11:32:42,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 11:32:42,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:43,294 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 11:32:44,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:44,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 70 states and 138 transitions. [2018-09-30 11:32:44,576 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2018-09-30 11:32:44,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 11:32:44,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:45,266 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 11:32:46,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:46,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 71 states and 140 transitions. [2018-09-30 11:32:46,655 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 140 transitions. [2018-09-30 11:32:46,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 11:32:46,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:47,203 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 11:32:48,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:48,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 72 states and 142 transitions. [2018-09-30 11:32:48,652 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 142 transitions. [2018-09-30 11:32:48,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 11:32:48,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:49,225 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 11:32:50,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:50,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 73 states and 144 transitions. [2018-09-30 11:32:50,502 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 144 transitions. [2018-09-30 11:32:50,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 11:32:50,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:51,281 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 11:32:52,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:52,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 74 states and 146 transitions. [2018-09-30 11:32:52,715 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 146 transitions. [2018-09-30 11:32:52,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 11:32:52,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:53,691 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 11:32:55,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:55,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 75 states and 148 transitions. [2018-09-30 11:32:55,015 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 148 transitions. [2018-09-30 11:32:55,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 11:32:55,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:56,000 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 11:32:57,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:57,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 76 states and 150 transitions. [2018-09-30 11:32:57,348 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 150 transitions. [2018-09-30 11:32:57,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 11:32:57,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:58,465 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 11:33:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:00,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 77 states and 152 transitions. [2018-09-30 11:33:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 152 transitions. [2018-09-30 11:33:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 11:33:00,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:00,760 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 11:33:02,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:02,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 78 states and 154 transitions. [2018-09-30 11:33:02,134 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 154 transitions. [2018-09-30 11:33:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 11:33:02,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:02,764 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 11:33:04,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:04,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 79 states and 156 transitions. [2018-09-30 11:33:04,436 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 156 transitions. [2018-09-30 11:33:04,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 11:33:04,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:05,257 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 11:33:06,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:06,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 80 states and 158 transitions. [2018-09-30 11:33:06,614 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 158 transitions. [2018-09-30 11:33:06,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 11:33:06,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:07,480 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 11:33:09,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:09,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 81 states and 160 transitions. [2018-09-30 11:33:09,033 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 160 transitions. [2018-09-30 11:33:09,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 11:33:09,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:09,686 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 11:33:11,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:11,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 82 states and 162 transitions. [2018-09-30 11:33:11,144 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 162 transitions. [2018-09-30 11:33:11,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 11:33:11,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:11,860 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 11:33:13,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:13,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 83 states and 164 transitions. [2018-09-30 11:33:13,603 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 164 transitions. [2018-09-30 11:33:13,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 11:33:13,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:14,359 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 11:33:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 84 states and 166 transitions. [2018-09-30 11:33:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 166 transitions. [2018-09-30 11:33:15,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 11:33:15,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:16,551 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 11:33:18,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:18,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 85 states and 168 transitions. [2018-09-30 11:33:18,055 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 168 transitions. [2018-09-30 11:33:18,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 11:33:18,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:18,996 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 11:33:20,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:20,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 86 states and 170 transitions. [2018-09-30 11:33:20,507 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 170 transitions. [2018-09-30 11:33:20,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 11:33:20,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:21,295 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 11:33:22,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:22,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 87 states and 172 transitions. [2018-09-30 11:33:22,838 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 172 transitions. [2018-09-30 11:33:22,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 11:33:22,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:24,035 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 11:33:25,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:25,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 88 states and 174 transitions. [2018-09-30 11:33:25,724 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 174 transitions. [2018-09-30 11:33:25,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 11:33:25,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:26,446 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 11:33:28,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:28,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 89 states and 176 transitions. [2018-09-30 11:33:28,018 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 176 transitions. [2018-09-30 11:33:28,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 11:33:28,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:29,124 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 11:33:30,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:30,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 90 states and 178 transitions. [2018-09-30 11:33:30,821 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 178 transitions. [2018-09-30 11:33:30,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 11:33:30,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:31,715 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 11:33:33,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:33,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 91 states and 180 transitions. [2018-09-30 11:33:33,287 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 180 transitions. [2018-09-30 11:33:33,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 11:33:33,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:34,280 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 11:33:36,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:36,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 92 states and 182 transitions. [2018-09-30 11:33:36,016 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 182 transitions. [2018-09-30 11:33:36,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 11:33:36,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:36,886 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 11:33:38,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:38,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 93 states and 184 transitions. [2018-09-30 11:33:38,492 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 184 transitions. [2018-09-30 11:33:38,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 11:33:38,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:39,547 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 11:33:41,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:41,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 94 states and 186 transitions. [2018-09-30 11:33:41,219 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 186 transitions. [2018-09-30 11:33:41,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 11:33:41,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:42,015 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 11:33:43,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:43,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 95 states and 188 transitions. [2018-09-30 11:33:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 188 transitions. [2018-09-30 11:33:43,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 11:33:43,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:44,654 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 11:33:46,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:46,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 96 states and 190 transitions. [2018-09-30 11:33:46,375 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 190 transitions. [2018-09-30 11:33:46,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 11:33:46,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:47,238 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 11:33:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 97 states and 192 transitions. [2018-09-30 11:33:48,970 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 192 transitions. [2018-09-30 11:33:48,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 11:33:48,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:49,933 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 11:33:51,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:51,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 98 states and 194 transitions. [2018-09-30 11:33:51,702 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 194 transitions. [2018-09-30 11:33:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 11:33:51,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:52,653 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 11:33:54,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:54,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 99 states and 196 transitions. [2018-09-30 11:33:54,604 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 196 transitions. [2018-09-30 11:33:54,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 11:33:54,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:55,483 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 11:33:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 100 states and 198 transitions. [2018-09-30 11:33:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 198 transitions. [2018-09-30 11:33:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 11:33:57,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:58,102 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 11:34:00,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:00,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 101 states and 200 transitions. [2018-09-30 11:34:00,109 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 200 transitions. [2018-09-30 11:34:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 11:34:00,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:01,203 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 11:34:03,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:03,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 102 states and 202 transitions. [2018-09-30 11:34:03,090 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 202 transitions. [2018-09-30 11:34:03,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 11:34:03,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:03,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:04,027 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 11:34:06,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:06,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 103 states and 204 transitions. [2018-09-30 11:34:06,272 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 204 transitions. [2018-09-30 11:34:06,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 11:34:06,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:07,201 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 11:34:09,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:09,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 206 transitions. [2018-09-30 11:34:09,044 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 206 transitions. [2018-09-30 11:34:09,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 11:34:09,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:10,277 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 11:34:12,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:12,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 105 states and 208 transitions. [2018-09-30 11:34:12,082 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 208 transitions. [2018-09-30 11:34:12,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 11:34:12,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:13,151 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 11:34:15,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:15,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 106 states and 210 transitions. [2018-09-30 11:34:15,257 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 210 transitions. [2018-09-30 11:34:15,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 11:34:15,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:16,198 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 11:34:18,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:18,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 107 states and 212 transitions. [2018-09-30 11:34:18,080 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 212 transitions. [2018-09-30 11:34:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 11:34:18,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:19,133 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 11:34:21,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:21,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 108 states and 214 transitions. [2018-09-30 11:34:21,382 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 214 transitions. [2018-09-30 11:34:21,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 11:34:21,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:22,372 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 11:34:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:24,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 109 states and 216 transitions. [2018-09-30 11:34:24,323 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 216 transitions. [2018-09-30 11:34:24,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 11:34:24,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:24,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:25,476 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 11:34:27,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:27,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 110 states and 218 transitions. [2018-09-30 11:34:27,447 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 218 transitions. [2018-09-30 11:34:27,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-30 11:34:27,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:28,502 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 11:34:30,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 111 states and 220 transitions. [2018-09-30 11:34:30,672 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 220 transitions. [2018-09-30 11:34:30,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 11:34:30,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:31,730 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 11:34:33,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:33,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 112 states and 222 transitions. [2018-09-30 11:34:33,703 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 222 transitions. [2018-09-30 11:34:33,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 11:34:33,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:34,691 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 11:34:36,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 113 states and 224 transitions. [2018-09-30 11:34:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 224 transitions. [2018-09-30 11:34:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 11:34:36,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:38,029 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 11:34:40,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:40,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 114 states and 226 transitions. [2018-09-30 11:34:40,101 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 226 transitions. [2018-09-30 11:34:40,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-30 11:34:40,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:41,231 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 11:34:43,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:43,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 115 states and 228 transitions. [2018-09-30 11:34:43,262 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 228 transitions. [2018-09-30 11:34:43,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-30 11:34:43,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:44,354 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 11:34:46,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:46,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 116 states and 230 transitions. [2018-09-30 11:34:46,822 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 230 transitions. [2018-09-30 11:34:46,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-30 11:34:46,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:47,872 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 11:34:49,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:49,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 117 states and 232 transitions. [2018-09-30 11:34:49,991 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 232 transitions. [2018-09-30 11:34:49,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 11:34:49,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:51,285 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 11:34:53,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:53,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 118 states and 234 transitions. [2018-09-30 11:34:53,430 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 234 transitions. [2018-09-30 11:34:53,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 11:34:53,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:54,548 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 11:34:56,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:56,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 119 states and 236 transitions. [2018-09-30 11:34:56,856 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 236 transitions. [2018-09-30 11:34:56,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-30 11:34:56,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:57,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:57,963 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 11:35:00,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:00,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 120 states and 238 transitions. [2018-09-30 11:35:00,084 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 238 transitions. [2018-09-30 11:35:00,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-30 11:35:00,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:01,414 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 11:35:03,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:03,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 121 states and 240 transitions. [2018-09-30 11:35:03,602 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 240 transitions. [2018-09-30 11:35:03,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 11:35:03,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:04,913 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 11:35:07,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:07,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 122 states and 242 transitions. [2018-09-30 11:35:07,380 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 242 transitions. [2018-09-30 11:35:07,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 11:35:07,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:08,562 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 11:35:10,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:10,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 123 states and 244 transitions. [2018-09-30 11:35:10,775 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 244 transitions. [2018-09-30 11:35:10,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 11:35:10,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:11,949 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 11:35:14,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:14,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 124 states and 246 transitions. [2018-09-30 11:35:14,258 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 246 transitions. [2018-09-30 11:35:14,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-30 11:35:14,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:15,476 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 11:35:17,684 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 11:35:17,687 INFO L168 Benchmark]: Toolchain (without parser) took 241852.01 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 2.2 GB in the end (delta: -763.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-30 11:35:17,688 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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 11:35:17,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.83 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 11:35:17,689 INFO L168 Benchmark]: Boogie Preprocessor took 26.90 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 11:35:17,689 INFO L168 Benchmark]: RCFGBuilder took 654.43 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 11:35:17,690 INFO L168 Benchmark]: CodeCheck took 241117.15 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 2.2 GB in the end (delta: -785.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-30 11:35:17,693 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 947 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.83 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.90 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 654.43 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 241117.15 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 2.2 GB in the end (delta: -785.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-ArraysIntegefied.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-35-17-704.csv Completed graceful shutdown