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/seq.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:47:48,564 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:47:48,566 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:47:48,581 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:47:48,581 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:47:48,582 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:47:48,584 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:47:48,586 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:47:48,587 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:47:48,588 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:47:48,589 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:47:48,589 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:47:48,590 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:47:48,591 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:47:48,592 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:47:48,593 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:47:48,594 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:47:48,596 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:47:48,597 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:47:48,599 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:47:48,600 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:47:48,601 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:47:48,604 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:47:48,604 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:47:48,604 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:47:48,605 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:47:48,606 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:47:48,607 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:47:48,608 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:47:48,609 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:47:48,609 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:47:48,610 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:47:48,610 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:47:48,610 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:47:48,611 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:47:48,612 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:47:48,612 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 [2018-10-02 12:47:48,627 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:47:48,628 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:47:48,628 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:47:48,629 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:47:48,629 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:47:48,629 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:47:48,630 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:47:48,630 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:47:48,630 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:47:48,630 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:47:48,630 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:47:48,631 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:47:48,631 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:47:48,631 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:47:48,631 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:47:48,631 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:47:48,632 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:47:48,632 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:47:48,632 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:47:48,632 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:47:48,633 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:47:48,633 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:47:48,633 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:47:48,633 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:47:48,633 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:47:48,634 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:47:48,634 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:47:48,634 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:47:48,634 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:47:48,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:47:48,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:47:48,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:47:48,726 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:47:48,726 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:47:48,727 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/seq.i_4.bpl [2018-10-02 12:47:48,727 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/seq.i_4.bpl' [2018-10-02 12:47:48,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:47:48,798 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:47:48,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:47:48,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:47:48,799 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:47:48,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:47:48" (1/1) ... [2018-10-02 12:47:48,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:47:48" (1/1) ... [2018-10-02 12:47:48,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:47:48,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:47:48,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:47:48,843 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:47:48,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:47:48" (1/1) ... [2018-10-02 12:47:48,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:47:48" (1/1) ... [2018-10-02 12:47:48,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:47:48" (1/1) ... [2018-10-02 12:47:48,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:47:48" (1/1) ... [2018-10-02 12:47:48,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:47:48" (1/1) ... [2018-10-02 12:47:48,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:47:48" (1/1) ... [2018-10-02 12:47:48,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:47:48" (1/1) ... [2018-10-02 12:47:48,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:47:48,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:47:48,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:47:48,871 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:47:48,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:47:48" (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 [2018-10-02 12:47:48,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-02 12:47:48,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-02 12:47:49,248 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-02 12:47:49,249 INFO L202 PluginConnector]: Adding new model seq.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:47:49 BoogieIcfgContainer [2018-10-02 12:47:49,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:47:49,250 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:47:49,250 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:47:49,262 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:47:49,262 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:47:49" (1/1) ... [2018-10-02 12:47:49,275 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:47:49,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:47:49,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-02 12:47:49,313 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-02 12:47:49,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 12:47:49,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:47:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:47:49,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:47:49,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:47:49,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2018-10-02 12:47:49,778 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2018-10-02 12:47:49,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:47:49,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:47:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:47:49,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:47:51,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:47:51,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2018-10-02 12:47:51,156 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2018-10-02 12:47:51,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:47:51,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:47:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:47:51,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:47:52,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:47:52,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2018-10-02 12:47:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2018-10-02 12:47:52,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:47:52,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:47:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:47:52,279 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:47:53,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:47:53,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2018-10-02 12:47:53,348 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2018-10-02 12:47:53,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:47:53,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:47:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:47:53,473 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:47:54,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:47:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2018-10-02 12:47:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2018-10-02 12:47:54,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 12:47:54,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:47:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:47:54,874 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:47:55,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:47:55,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2018-10-02 12:47:55,858 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2018-10-02 12:47:55,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 12:47:55,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:47:55,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:47:56,040 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:47:56,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:47:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 44 transitions. [2018-10-02 12:47:56,909 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 44 transitions. [2018-10-02 12:47:56,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 12:47:56,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:47:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:47:57,135 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:47:57,727 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 9 [2018-10-02 12:47:59,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:47:59,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-10-02 12:47:59,060 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-10-02 12:47:59,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 12:47:59,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:47:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:47:59,268 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:00,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:00,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-10-02 12:48:00,792 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-10-02 12:48:00,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 12:48:00,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:01,086 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:02,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:02,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-10-02 12:48:02,058 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-10-02 12:48:02,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 12:48:02,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:02,275 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 30 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:03,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:03,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 69 transitions. [2018-10-02 12:48:03,365 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 69 transitions. [2018-10-02 12:48:03,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 12:48:03,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:03,702 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:05,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:05,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-10-02 12:48:05,142 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-10-02 12:48:05,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 12:48:05,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:06,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:06,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2018-10-02 12:48:06,778 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2018-10-02 12:48:06,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 12:48:06,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:07,153 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 56 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:08,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:08,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 48 states and 85 transitions. [2018-10-02 12:48:08,501 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2018-10-02 12:48:08,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 12:48:08,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:09,064 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 56 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:10,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:10,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 52 states and 98 transitions. [2018-10-02 12:48:10,812 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 98 transitions. [2018-10-02 12:48:10,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 12:48:10,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:11,101 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 72 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:12,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2018-10-02 12:48:12,497 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2018-10-02 12:48:12,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 12:48:12,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:12,844 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:14,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:14,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2018-10-02 12:48:14,361 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2018-10-02 12:48:14,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 12:48:14,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:15,041 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 90 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:16,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:16,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2018-10-02 12:48:16,691 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2018-10-02 12:48:16,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 12:48:16,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:17,402 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 90 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:19,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:19,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 64 states and 131 transitions. [2018-10-02 12:48:19,072 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 131 transitions. [2018-10-02 12:48:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 12:48:19,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 110 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:22,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 66 states and 133 transitions. [2018-10-02 12:48:22,062 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 133 transitions. [2018-10-02 12:48:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 12:48:22,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:22,505 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 110 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:24,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:24,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2018-10-02 12:48:24,503 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2018-10-02 12:48:24,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 12:48:24,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:24,946 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 132 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:26,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:26,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 72 states and 151 transitions. [2018-10-02 12:48:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 151 transitions. [2018-10-02 12:48:26,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 12:48:26,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:27,389 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 132 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:29,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:29,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 76 states and 168 transitions. [2018-10-02 12:48:29,558 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 168 transitions. [2018-10-02 12:48:29,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 12:48:29,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:30,058 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 156 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:32,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:32,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 78 states and 170 transitions. [2018-10-02 12:48:32,652 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 170 transitions. [2018-10-02 12:48:32,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:48:32,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:33,112 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 156 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:35,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:35,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 82 states and 188 transitions. [2018-10-02 12:48:35,604 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 188 transitions. [2018-10-02 12:48:35,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 12:48:35,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:36,164 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 182 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:38,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:38,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 84 states and 190 transitions. [2018-10-02 12:48:38,366 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 190 transitions. [2018-10-02 12:48:38,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-02 12:48:38,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:38,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:39,091 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 182 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:41,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 209 transitions. [2018-10-02 12:48:41,606 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 209 transitions. [2018-10-02 12:48:41,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-02 12:48:41,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:42,100 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 210 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:44,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:44,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 90 states and 211 transitions. [2018-10-02 12:48:44,812 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 211 transitions. [2018-10-02 12:48:44,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-02 12:48:44,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 210 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:48,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:48,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 94 states and 231 transitions. [2018-10-02 12:48:48,233 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 231 transitions. [2018-10-02 12:48:48,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-02 12:48:48,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 240 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:51,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:51,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 96 states and 233 transitions. [2018-10-02 12:48:51,612 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 233 transitions. [2018-10-02 12:48:51,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-02 12:48:51,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:55,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 100 states and 254 transitions. [2018-10-02 12:48:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 254 transitions. [2018-10-02 12:48:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-02 12:48:55,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:56,131 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 272 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:58,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:58,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 102 states and 256 transitions. [2018-10-02 12:48:58,813 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 256 transitions. [2018-10-02 12:48:58,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-02 12:48:58,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:59,451 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 272 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:02,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:02,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 106 states and 278 transitions. [2018-10-02 12:49:02,664 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 278 transitions. [2018-10-02 12:49:02,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-02 12:49:02,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:03,449 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 306 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:06,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:06,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 108 states and 280 transitions. [2018-10-02 12:49:06,482 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 280 transitions. [2018-10-02 12:49:06,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-02 12:49:06,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 306 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:10,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 303 transitions. [2018-10-02 12:49:10,495 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 303 transitions. [2018-10-02 12:49:10,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-02 12:49:10,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:11,497 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 342 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:14,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:14,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 114 states and 305 transitions. [2018-10-02 12:49:14,600 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 305 transitions. [2018-10-02 12:49:14,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-02 12:49:14,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:14,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:15,656 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 342 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:19,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:19,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 118 states and 329 transitions. [2018-10-02 12:49:19,008 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 329 transitions. [2018-10-02 12:49:19,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-02 12:49:19,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:20,074 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 380 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:23,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:23,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 120 states and 331 transitions. [2018-10-02 12:49:23,544 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 331 transitions. [2018-10-02 12:49:23,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-02 12:49:23,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:24,236 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 380 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:32,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 124 states and 356 transitions. [2018-10-02 12:49:32,436 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 356 transitions. [2018-10-02 12:49:32,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-02 12:49:32,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:33,297 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 420 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:37,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:37,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 126 states and 358 transitions. [2018-10-02 12:49:37,007 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 358 transitions. [2018-10-02 12:49:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-02 12:49:37,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:37,673 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 420 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:41,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 130 states and 384 transitions. [2018-10-02 12:49:41,147 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 384 transitions. [2018-10-02 12:49:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-02 12:49:41,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:42,135 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 462 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:45,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:45,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 132 states and 386 transitions. [2018-10-02 12:49:45,683 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 386 transitions. [2018-10-02 12:49:45,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-02 12:49:45,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 462 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:50,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:50,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 136 states and 413 transitions. [2018-10-02 12:49:50,431 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 413 transitions. [2018-10-02 12:49:50,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-02 12:49:50,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:51,430 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 506 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:55,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:55,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 138 states and 415 transitions. [2018-10-02 12:49:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 415 transitions. [2018-10-02 12:49:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-02 12:49:55,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:56,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 506 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:00,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:00,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 142 states and 443 transitions. [2018-10-02 12:50:00,246 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 443 transitions. [2018-10-02 12:50:00,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-02 12:50:00,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:01,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 552 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:05,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:05,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 144 states and 445 transitions. [2018-10-02 12:50:05,261 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 445 transitions. [2018-10-02 12:50:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-02 12:50:05,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:06,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 552 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:10,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:10,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 148 states and 474 transitions. [2018-10-02 12:50:10,437 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 474 transitions. [2018-10-02 12:50:10,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-02 12:50:10,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:11,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 600 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:15,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:15,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 150 states and 476 transitions. [2018-10-02 12:50:15,633 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 476 transitions. [2018-10-02 12:50:15,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-02 12:50:15,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:16,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 600 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:20,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:20,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 154 states and 506 transitions. [2018-10-02 12:50:20,978 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 506 transitions. [2018-10-02 12:50:20,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-02 12:50:20,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:22,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 650 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:27,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:27,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 156 states and 508 transitions. [2018-10-02 12:50:27,108 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 508 transitions. [2018-10-02 12:50:27,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-02 12:50:27,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 650 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:32,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:32,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 160 states and 539 transitions. [2018-10-02 12:50:32,893 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 539 transitions. [2018-10-02 12:50:32,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-02 12:50:32,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:33,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 702 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:38,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:38,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 162 states and 541 transitions. [2018-10-02 12:50:38,373 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 541 transitions. [2018-10-02 12:50:38,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-02 12:50:38,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:39,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 702 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:44,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:44,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 166 states and 573 transitions. [2018-10-02 12:50:44,167 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 573 transitions. [2018-10-02 12:50:44,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-02 12:50:44,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:44,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:45,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 756 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:50,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:50,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 168 states and 575 transitions. [2018-10-02 12:50:50,191 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 575 transitions. [2018-10-02 12:50:50,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-02 12:50:50,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:51,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 756 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:56,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:56,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 172 states and 608 transitions. [2018-10-02 12:50:56,247 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 608 transitions. [2018-10-02 12:50:56,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-02 12:50:56,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:57,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 812 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 174 states and 610 transitions. [2018-10-02 12:51:02,296 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 610 transitions. [2018-10-02 12:51:02,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-02 12:51:02,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:03,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 812 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:08,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:08,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 178 states and 644 transitions. [2018-10-02 12:51:08,518 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 644 transitions. [2018-10-02 12:51:08,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-02 12:51:08,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:09,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1682 backedges. 870 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:15,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:15,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 180 states and 646 transitions. [2018-10-02 12:51:15,181 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 646 transitions. [2018-10-02 12:51:15,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-02 12:51:15,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:16,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 870 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:21,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:21,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 184 states and 681 transitions. [2018-10-02 12:51:21,486 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 681 transitions. [2018-10-02 12:51:21,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-02 12:51:21,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:22,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 930 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:27,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:27,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 186 states and 683 transitions. [2018-10-02 12:51:27,915 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 683 transitions. [2018-10-02 12:51:27,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-02 12:51:27,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:28,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:34,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:34,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 190 states and 719 transitions. [2018-10-02 12:51:34,901 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 719 transitions. [2018-10-02 12:51:34,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-02 12:51:34,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:36,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1922 backedges. 992 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:41,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:41,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 192 states and 721 transitions. [2018-10-02 12:51:41,470 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 721 transitions. [2018-10-02 12:51:41,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-02 12:51:41,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:42,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 992 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:48,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:48,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 196 states and 758 transitions. [2018-10-02 12:51:48,465 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 758 transitions. [2018-10-02 12:51:48,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-02 12:51:48,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:49,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2048 backedges. 1056 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-02 12:51:55,025 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-02 12:51:55,027 INFO L168 Benchmark]: Toolchain (without parser) took 246231.94 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -141.8 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-10-02 12:51:55,029 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:51:55,030 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.45 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. [2018-10-02 12:51:55,030 INFO L168 Benchmark]: Boogie Preprocessor took 27.57 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. [2018-10-02 12:51:55,031 INFO L168 Benchmark]: RCFGBuilder took 378.99 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. [2018-10-02 12:51:55,032 INFO L168 Benchmark]: CodeCheck took 245776.46 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -162.9 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-10-02 12:51:55,035 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1019 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.45 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 27.57 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 378.99 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 245776.46 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -162.9 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/seq.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_12-51-55-047.csv Completed graceful shutdown