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/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:14:08,635 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:14:08,637 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:14:08,650 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:14:08,650 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:14:08,651 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:14:08,653 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:14:08,655 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:14:08,659 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:14:08,660 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:14:08,661 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:14:08,661 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:14:08,662 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:14:08,663 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:14:08,664 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:14:08,665 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:14:08,666 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:14:08,667 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:14:08,669 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:14:08,671 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:14:08,672 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:14:08,673 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:14:08,675 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:14:08,676 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:14:08,676 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:14:08,677 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:14:08,678 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:14:08,678 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:14:08,679 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:14:08,680 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:14:08,681 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:14:08,681 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:14:08,682 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:14:08,682 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:14:08,683 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:14:08,683 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:14:08,684 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 21:14:08,699 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:14:08,699 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:14:08,700 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:14:08,700 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:14:08,701 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:14:08,701 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:14:08,702 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:14:08,702 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:14:08,702 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:14:08,702 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:14:08,702 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:14:08,702 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:14:08,703 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:14:08,703 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:14:08,703 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:14:08,703 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:14:08,703 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:14:08,704 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:14:08,704 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:14:08,704 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:14:08,704 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:14:08,706 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:14:08,706 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:14:08,706 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:14:08,706 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:14:08,706 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:14:08,707 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:14:08,707 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:14:08,707 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:14:08,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:14:08,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:14:08,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:14:08,794 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:14:08,795 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:14:08,796 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl [2018-09-30 21:14:08,796 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl' [2018-09-30 21:14:08,879 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:14:08,882 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:14:08,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:14:08,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:14:08,884 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:14:08,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:08" (1/1) ... [2018-09-30 21:14:08,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:08" (1/1) ... [2018-09-30 21:14:08,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:14:08,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:14:08,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:14:08,929 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:14:08,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:08" (1/1) ... [2018-09-30 21:14:08,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:08" (1/1) ... [2018-09-30 21:14:08,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:08" (1/1) ... [2018-09-30 21:14:08,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:08" (1/1) ... [2018-09-30 21:14:08,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:08" (1/1) ... [2018-09-30 21:14:08,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:08" (1/1) ... [2018-09-30 21:14:08,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:08" (1/1) ... [2018-09-30 21:14:08,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:14:08,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:14:08,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:14:08,965 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:14:08,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:14:09,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 21:14:09,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 21:14:09,346 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 21:14:09,347 INFO L202 PluginConnector]: Adding new model linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:14:09 BoogieIcfgContainer [2018-09-30 21:14:09,347 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:14:09,348 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:14:09,348 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:14:09,362 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:14:09,362 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:14:09" (1/1) ... [2018-09-30 21:14:09,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 21:14:09,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:09,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 21:14:09,463 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 21:14:09,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:14:09,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:09,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:09,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:10,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 21:14:10,046 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 21:14:10,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:14:10,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:10,404 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 13 [2018-09-30 21:14:10,774 WARN L178 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 16 [2018-09-30 21:14:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:11,525 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-30 21:14:12,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:12,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-09-30 21:14:12,487 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-09-30 21:14:12,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:14:12,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:13,138 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:14,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:14,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 14 states and 30 transitions. [2018-09-30 21:14:14,396 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 30 transitions. [2018-09-30 21:14:14,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:14:14,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:14,691 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:15,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:15,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 16 states and 38 transitions. [2018-09-30 21:14:15,550 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 38 transitions. [2018-09-30 21:14:15,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:14:15,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:15,737 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:16,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:16,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 17 states and 38 transitions. [2018-09-30 21:14:16,255 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 38 transitions. [2018-09-30 21:14:16,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:14:16,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:16,384 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:17,116 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2018-09-30 21:14:17,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:17,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 18 states and 39 transitions. [2018-09-30 21:14:17,177 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 39 transitions. [2018-09-30 21:14:17,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:14:17,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:17,434 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:18,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:18,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 20 states and 44 transitions. [2018-09-30 21:14:18,670 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 44 transitions. [2018-09-30 21:14:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:14:18,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:18,888 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:19,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:19,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 21 states and 44 transitions. [2018-09-30 21:14:19,533 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 44 transitions. [2018-09-30 21:14:19,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:14:19,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:19,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:19,940 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:20,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:20,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 23 states and 48 transitions. [2018-09-30 21:14:20,701 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 48 transitions. [2018-09-30 21:14:20,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:14:20,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:21,211 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:21,735 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 31 [2018-09-30 21:14:21,893 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2018-09-30 21:14:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:22,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 25 states and 53 transitions. [2018-09-30 21:14:22,977 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 53 transitions. [2018-09-30 21:14:22,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:14:22,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:23,139 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:23,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 26 states and 53 transitions. [2018-09-30 21:14:23,796 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 53 transitions. [2018-09-30 21:14:23,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:14:23,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:24,263 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:25,910 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-09-30 21:14:25,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:25,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 28 states and 56 transitions. [2018-09-30 21:14:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 56 transitions. [2018-09-30 21:14:25,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:14:25,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:26,601 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:26,952 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-09-30 21:14:28,760 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-09-30 21:14:30,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:30,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 30 states and 61 transitions. [2018-09-30 21:14:30,004 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 61 transitions. [2018-09-30 21:14:30,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:14:30,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:30,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:30,468 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:31,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:31,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-09-30 21:14:31,380 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-09-30 21:14:31,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:14:31,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:32,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:32,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 64 transitions. [2018-09-30 21:14:32,851 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 64 transitions. [2018-09-30 21:14:32,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:14:32,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:33,510 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:34,017 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2018-09-30 21:14:34,976 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2018-09-30 21:14:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:35,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-09-30 21:14:35,539 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-09-30 21:14:35,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:14:35,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:36,000 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:36,364 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-09-30 21:14:36,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-09-30 21:14:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-09-30 21:14:36,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:14:36,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:37,287 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:38,493 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2018-09-30 21:14:38,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:38,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2018-09-30 21:14:38,791 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2018-09-30 21:14:38,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:14:38,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:39,196 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:40,171 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-09-30 21:14:41,068 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2018-09-30 21:14:41,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:41,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 80 transitions. [2018-09-30 21:14:41,670 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 80 transitions. [2018-09-30 21:14:41,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:14:41,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:42,155 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:42,868 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-09-30 21:14:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 80 transitions. [2018-09-30 21:14:43,464 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2018-09-30 21:14:43,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:14:43,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:43,621 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:44,005 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2018-09-30 21:14:44,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:44,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 43 states and 80 transitions. [2018-09-30 21:14:44,610 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 80 transitions. [2018-09-30 21:14:44,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:14:44,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:45,026 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:45,309 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2018-09-30 21:14:46,041 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2018-09-30 21:14:47,006 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2018-09-30 21:14:47,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:47,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 88 transitions. [2018-09-30 21:14:47,659 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2018-09-30 21:14:47,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:14:47,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:47,895 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:48,401 WARN L178 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-09-30 21:14:49,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 88 transitions. [2018-09-30 21:14:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 88 transitions. [2018-09-30 21:14:49,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:14:49,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:49,310 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:49,774 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-09-30 21:14:50,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:50,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2018-09-30 21:14:50,436 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2018-09-30 21:14:50,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:14:50,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:52,184 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:52,644 WARN L178 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-09-30 21:14:54,114 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 92 [2018-09-30 21:14:54,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:54,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 50 states and 93 transitions. [2018-09-30 21:14:54,845 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 93 transitions. [2018-09-30 21:14:54,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:14:54,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:55,065 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:55,401 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2018-09-30 21:14:56,569 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-09-30 21:14:56,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:56,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2018-09-30 21:14:56,981 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2018-09-30 21:14:56,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:14:56,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:57,150 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:57,600 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-09-30 21:14:58,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:58,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 53 states and 96 transitions. [2018-09-30 21:14:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 96 transitions. [2018-09-30 21:14:58,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:14:58,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:59,165 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:59,581 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2018-09-30 21:15:00,563 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-09-30 21:15:01,870 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2018-09-30 21:15:02,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:02,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 56 states and 104 transitions. [2018-09-30 21:15:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 104 transitions. [2018-09-30 21:15:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:15:02,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:03,139 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:03,688 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-09-30 21:15:04,540 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-30 21:15:04,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:04,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 57 states and 104 transitions. [2018-09-30 21:15:04,580 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 104 transitions. [2018-09-30 21:15:04,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:15:04,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:04,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:04,873 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:05,355 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-09-30 21:15:06,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:06,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 104 transitions. [2018-09-30 21:15:06,151 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 104 transitions. [2018-09-30 21:15:06,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:15:06,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:06,786 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:07,305 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-09-30 21:15:08,195 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-30 21:15:09,122 WARN L178 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2018-09-30 21:15:10,091 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-09-30 21:15:10,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:10,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 60 states and 109 transitions. [2018-09-30 21:15:10,154 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 109 transitions. [2018-09-30 21:15:10,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:15:10,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:10,351 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:10,916 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-09-30 21:15:11,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:11,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2018-09-30 21:15:11,813 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2018-09-30 21:15:11,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:15:11,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:12,458 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2018-09-30 21:15:13,586 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-09-30 21:15:14,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:14,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 63 states and 112 transitions. [2018-09-30 21:15:14,152 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 112 transitions. [2018-09-30 21:15:14,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:15:14,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:14,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:14,938 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:15,406 WARN L178 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2018-09-30 21:15:16,698 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-09-30 21:15:17,275 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-30 21:15:18,257 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2018-09-30 21:15:19,260 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-09-30 21:15:19,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:19,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 66 states and 120 transitions. [2018-09-30 21:15:19,328 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 120 transitions. [2018-09-30 21:15:19,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:15:19,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:19,547 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:20,148 WARN L178 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 121 [2018-09-30 21:15:21,135 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-30 21:15:21,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:21,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 67 states and 120 transitions. [2018-09-30 21:15:21,171 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 120 transitions. [2018-09-30 21:15:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:15:21,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:21,331 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:21,894 WARN L178 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-09-30 21:15:22,865 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-30 21:15:22,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:22,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 68 states and 120 transitions. [2018-09-30 21:15:22,907 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 120 transitions. [2018-09-30 21:15:22,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:15:22,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:23,504 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:24,163 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2018-09-30 21:15:25,327 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-30 21:15:26,387 WARN L178 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 124 [2018-09-30 21:15:27,473 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-09-30 21:15:27,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:27,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 70 states and 125 transitions. [2018-09-30 21:15:27,538 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 125 transitions. [2018-09-30 21:15:27,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:15:27,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:27,808 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:28,432 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 121 [2018-09-30 21:15:29,500 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-30 21:15:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:29,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 71 states and 125 transitions. [2018-09-30 21:15:29,540 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 125 transitions. [2018-09-30 21:15:29,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:15:29,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:29,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:29,790 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:30,303 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 106 [2018-09-30 21:15:31,712 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-09-30 21:15:32,385 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-30 21:15:32,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:32,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 128 transitions. [2018-09-30 21:15:32,424 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 128 transitions. [2018-09-30 21:15:32,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:15:32,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:33,716 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:34,264 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2018-09-30 21:15:35,818 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 121 [2018-09-30 21:15:36,516 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-30 21:15:37,684 WARN L178 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2018-09-30 21:15:38,889 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-09-30 21:15:38,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:38,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 136 transitions. [2018-09-30 21:15:38,954 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 136 transitions. [2018-09-30 21:15:38,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:15:38,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:39,216 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:39,999 WARN L178 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2018-09-30 21:15:41,203 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-30 21:15:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:41,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 77 states and 136 transitions. [2018-09-30 21:15:41,238 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 136 transitions. [2018-09-30 21:15:41,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:15:41,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:41,727 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:42,648 WARN L178 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2018-09-30 21:15:43,852 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-30 21:15:43,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:43,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 78 states and 136 transitions. [2018-09-30 21:15:43,894 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 136 transitions. [2018-09-30 21:15:43,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:15:43,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:44,698 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:44,992 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 29 [2018-09-30 21:15:45,352 WARN L178 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 122 [2018-09-30 21:15:46,385 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-09-30 21:15:47,004 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2018-09-30 21:15:47,769 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-30 21:15:49,086 WARN L178 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 140 [2018-09-30 21:15:50,412 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-30 21:15:50,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:50,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 81 states and 144 transitions. [2018-09-30 21:15:50,473 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 144 transitions. [2018-09-30 21:15:50,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:15:50,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:50,763 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:51,541 WARN L178 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2018-09-30 21:15:52,829 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-30 21:15:52,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:52,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 82 states and 144 transitions. [2018-09-30 21:15:52,868 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 144 transitions. [2018-09-30 21:15:52,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:15:52,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:53,033 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:53,322 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 31 [2018-09-30 21:15:53,763 WARN L178 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2018-09-30 21:15:55,071 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-30 21:15:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:55,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 83 states and 144 transitions. [2018-09-30 21:15:55,117 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 144 transitions. [2018-09-30 21:15:55,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:15:55,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:55,770 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:56,400 WARN L178 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 [2018-09-30 21:15:57,561 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-09-30 21:15:58,224 WARN L178 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2018-09-30 21:15:59,127 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-30 21:16:00,553 WARN L178 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 148 [2018-09-30 21:16:01,957 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2018-09-30 21:16:02,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:02,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 86 states and 152 transitions. [2018-09-30 21:16:02,019 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 152 transitions. [2018-09-30 21:16:02,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:16:02,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:02,175 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:02,987 WARN L178 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 153 [2018-09-30 21:16:04,394 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-30 21:16:04,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:04,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 87 states and 152 transitions. [2018-09-30 21:16:04,433 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 152 transitions. [2018-09-30 21:16:04,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:16:04,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:04,954 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 31 [2018-09-30 21:16:05,473 WARN L178 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2018-09-30 21:16:06,960 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-30 21:16:07,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:07,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 88 states and 152 transitions. [2018-09-30 21:16:07,004 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 152 transitions. [2018-09-30 21:16:07,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:16:07,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:07,703 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:08,565 WARN L178 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2018-09-30 21:16:10,073 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-30 21:16:11,625 WARN L178 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 156 [2018-09-30 21:16:13,172 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-09-30 21:16:13,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:13,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 90 states and 157 transitions. [2018-09-30 21:16:13,240 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 157 transitions. [2018-09-30 21:16:13,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:16:13,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:13,553 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:14,258 WARN L178 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2018-09-30 21:16:15,539 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-09-30 21:16:16,291 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2018-09-30 21:16:17,245 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-30 21:16:17,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:17,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 92 states and 160 transitions. [2018-09-30 21:16:17,296 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 160 transitions. [2018-09-30 21:16:17,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:16:17,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:17,437 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:17,752 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 31 [2018-09-30 21:16:18,243 WARN L178 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 153 [2018-09-30 21:16:19,741 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-30 21:16:19,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:19,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 93 states and 160 transitions. [2018-09-30 21:16:19,786 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 160 transitions. [2018-09-30 21:16:19,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:16:19,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:20,751 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:21,698 WARN L178 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2018-09-30 21:16:23,315 WARN L178 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-09-30 21:16:24,882 WARN L178 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2018-09-30 21:16:26,604 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-09-30 21:16:26,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:26,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 95 states and 165 transitions. [2018-09-30 21:16:26,679 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 165 transitions. [2018-09-30 21:16:26,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:16:26,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:26,875 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:27,226 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 31 [2018-09-30 21:16:27,793 WARN L178 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2018-09-30 21:16:29,411 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-30 21:16:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 96 states and 165 transitions. [2018-09-30 21:16:29,453 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 165 transitions. [2018-09-30 21:16:29,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:16:29,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:29,799 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:30,568 WARN L178 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2018-09-30 21:16:31,985 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-30 21:16:32,784 WARN L178 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 153 [2018-09-30 21:16:33,821 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-30 21:16:33,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:33,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 98 states and 168 transitions. [2018-09-30 21:16:33,871 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 168 transitions. [2018-09-30 21:16:33,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:16:33,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:34,673 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:35,498 WARN L178 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 154 [2018-09-30 21:16:36,976 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-09-30 21:16:37,815 WARN L178 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2018-09-30 21:16:38,916 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-30 21:16:40,618 WARN L178 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2018-09-30 21:16:42,478 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-09-30 21:16:42,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:42,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 101 states and 176 transitions. [2018-09-30 21:16:42,549 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 176 transitions. [2018-09-30 21:16:42,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:16:42,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:44,516 WARN L178 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2018-09-30 21:16:46,357 WARN L178 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-30 21:16:46,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:46,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 102 states and 176 transitions. [2018-09-30 21:16:46,406 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 176 transitions. [2018-09-30 21:16:46,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:16:46,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:46,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:46,585 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:46,949 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 31 [2018-09-30 21:16:47,535 WARN L178 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2018-09-30 21:16:49,354 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-09-30 21:16:49,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:49,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 103 states and 176 transitions. [2018-09-30 21:16:49,416 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 176 transitions. [2018-09-30 21:16:49,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:16:49,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:51,122 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:51,543 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 31 [2018-09-30 21:16:52,213 WARN L178 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2018-09-30 21:16:54,093 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-30 21:16:55,928 WARN L178 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 180 [2018-09-30 21:16:57,929 WARN L178 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2018-09-30 21:16:58,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:58,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-09-30 21:16:58,007 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-09-30 21:16:58,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:16:58,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:58,711 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:59,111 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 31 [2018-09-30 21:16:59,755 WARN L178 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2018-09-30 21:17:01,720 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-30 21:17:01,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:01,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 106 states and 181 transitions. [2018-09-30 21:17:01,779 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 181 transitions. [2018-09-30 21:17:01,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:17:01,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:02,538 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:17:03,410 WARN L178 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 162 [2018-09-30 21:17:05,035 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-09-30 21:17:05,960 WARN L178 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2018-09-30 21:17:07,258 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-09-30 21:17:07,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 108 states and 184 transitions. [2018-09-30 21:17:07,313 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 184 transitions. [2018-09-30 21:17:07,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:17:07,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:08,706 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:17:09,624 WARN L178 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 170 [2018-09-30 21:17:11,281 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-09-30 21:17:12,307 WARN L178 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2018-09-30 21:17:13,645 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-30 21:17:14,106 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 31 [2018-09-30 21:17:15,585 WARN L178 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 188 [2018-09-30 21:17:17,691 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-09-30 21:17:17,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:17,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 111 states and 192 transitions. [2018-09-30 21:17:17,759 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 192 transitions. [2018-09-30 21:17:17,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:17:17,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:18,484 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:17:18,916 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 31 [2018-09-30 21:17:19,641 WARN L178 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2018-09-30 21:17:21,721 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-09-30 21:17:21,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:21,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 112 states and 192 transitions. [2018-09-30 21:17:21,765 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 192 transitions. [2018-09-30 21:17:21,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:17:21,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:22,520 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:17:22,918 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 31 [2018-09-30 21:17:23,594 WARN L178 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2018-09-30 21:17:25,592 WARN L178 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-30 21:17:25,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:25,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 113 states and 192 transitions. [2018-09-30 21:17:25,640 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 192 transitions. [2018-09-30 21:17:25,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:17:25,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:27,141 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:17:29,220 WARN L178 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 31 [2018-09-30 21:17:29,987 WARN L178 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 201 [2018-09-30 21:17:32,192 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-30 21:17:32,708 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 31 [2018-09-30 21:17:34,246 WARN L178 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2018-09-30 21:17:36,462 WARN L178 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-09-30 21:17:36,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:36,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-09-30 21:17:36,545 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-09-30 21:17:36,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:17:36,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:36,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:37,350 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:17:37,841 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 31 [2018-09-30 21:17:38,541 WARN L178 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2018-09-30 21:17:40,686 WARN L178 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-09-30 21:17:40,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:40,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 116 states and 197 transitions. [2018-09-30 21:17:40,737 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 197 transitions. [2018-09-30 21:17:40,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:17:40,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:17:42,536 WARN L178 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2018-09-30 21:17:44,537 WARN L178 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-09-30 21:17:45,658 WARN L178 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2018-09-30 21:17:47,136 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-30 21:17:47,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:47,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 200 transitions. [2018-09-30 21:17:47,212 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 200 transitions. [2018-09-30 21:17:47,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 21:17:47,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:49,036 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:17:49,490 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 29 [2018-09-30 21:17:50,111 WARN L178 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2018-09-30 21:17:52,084 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-09-30 21:17:53,272 WARN L178 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2018-09-30 21:17:54,768 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-09-30 21:17:55,285 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 31 [2018-09-30 21:17:57,026 WARN L178 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2018-09-30 21:17:59,483 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2018-09-30 21:17:59,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:59,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 121 states and 208 transitions. [2018-09-30 21:17:59,566 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 208 transitions. [2018-09-30 21:17:59,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 21:17:59,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:00,373 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:00,869 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 31 [2018-09-30 21:18:01,683 WARN L178 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2018-09-30 21:18:04,083 WARN L178 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-09-30 21:18:04,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:04,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 122 states and 208 transitions. [2018-09-30 21:18:04,130 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 208 transitions. [2018-09-30 21:18:04,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 21:18:04,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:05,379 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 31 [2018-09-30 21:18:06,174 WARN L178 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 201 [2018-09-30 21:18:08,571 WARN L178 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-30 21:18:08,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:08,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 123 states and 208 transitions. [2018-09-30 21:18:08,622 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 208 transitions. [2018-09-30 21:18:08,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 21:18:08,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:10,402 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:10,920 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 29 [2018-09-30 21:18:11,599 WARN L178 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2018-09-30 21:18:13,766 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-09-30 21:18:14,955 WARN L178 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 201 [2018-09-30 21:18:16,555 WARN L178 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-30 21:18:17,130 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 31 [2018-09-30 21:18:19,016 WARN L178 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 212 [2018-09-30 21:18:21,625 WARN L178 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-09-30 21:18:21,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:21,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 126 states and 216 transitions. [2018-09-30 21:18:21,704 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 216 transitions. [2018-09-30 21:18:21,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 21:18:21,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:23,059 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 31 Received shutdown request... [2018-09-30 21:18:23,924 WARN L186 SmtUtils]: Removed 6 from assertion stack [2018-09-30 21:18:23,924 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 21:18:23,926 INFO L168 Benchmark]: Toolchain (without parser) took 255046.12 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -21.0 MB). Free memory was 1.5 GB in the beginning and 871.9 MB in the end (delta: 591.1 MB). Peak memory consumption was 570.1 MB. Max. memory is 7.1 GB. [2018-09-30 21:18:23,927 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 21:18:23,927 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:18:23,927 INFO L168 Benchmark]: Boogie Preprocessor took 35.01 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:18:23,928 INFO L168 Benchmark]: RCFGBuilder took 382.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 21:18:23,928 INFO L168 Benchmark]: CodeCheck took 254577.22 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -21.0 MB). Free memory was 1.4 GB in the beginning and 871.9 MB in the end (delta: 569.9 MB). Peak memory consumption was 549.0 MB. Max. memory is 7.1 GB. [2018-09-30 21:18:23,930 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 PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 218. * 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 45.27 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 35.01 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 382.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 254577.22 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -21.0 MB). Free memory was 1.4 GB in the beginning and 871.9 MB in the end (delta: 569.9 MB). Peak memory consumption was 549.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/linear_sea.ch.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_21-18-23-940.csv Completed graceful shutdown