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_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_search.i_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:55:09,855 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:55:09,857 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:55:09,872 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:55:09,872 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:55:09,873 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:55:09,875 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:55:09,876 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:55:09,878 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:55:09,879 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:55:09,880 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:55:09,880 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:55:09,881 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:55:09,882 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:55:09,883 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:55:09,884 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:55:09,885 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:55:09,887 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:55:09,889 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:55:09,891 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:55:09,892 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:55:09,893 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:55:09,896 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:55:09,896 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:55:09,896 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:55:09,897 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:55:09,898 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:55:09,899 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:55:09,900 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:55:09,901 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:55:09,902 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:55:09,902 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:55:09,903 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:55:09,903 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:55:09,904 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:55:09,905 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:55:09,905 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 11:55:09,933 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:55:09,935 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:55:09,936 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:55:09,937 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:55:09,937 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:55:09,937 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:55:09,938 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:55:09,938 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:55:09,938 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:55:09,938 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:55:09,942 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:55:09,942 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:55:09,942 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:55:09,942 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:55:09,943 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:55:09,943 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:55:09,943 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:55:09,943 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:55:09,945 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:55:09,945 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 11:55:09,945 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:55:09,945 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:55:09,946 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:55:09,946 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:55:09,946 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:55:09,946 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:55:09,947 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:55:09,947 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:55:09,947 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:55:09,947 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:55:10,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:55:10,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:55:10,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:55:10,022 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:55:10,023 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:55:10,024 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_search.i_5.bpl [2018-09-30 11:55:10,024 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_search.i_5.bpl' [2018-09-30 11:55:10,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:55:10,092 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:55:10,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:55:10,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:55:10,096 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:55:10,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:55:10" (1/1) ... [2018-09-30 11:55:10,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:55:10" (1/1) ... [2018-09-30 11:55:10,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:55:10,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:55:10,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:55:10,143 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:55:10,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:55:10" (1/1) ... [2018-09-30 11:55:10,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:55:10" (1/1) ... [2018-09-30 11:55:10,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:55:10" (1/1) ... [2018-09-30 11:55:10,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:55:10" (1/1) ... [2018-09-30 11:55:10,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:55:10" (1/1) ... [2018-09-30 11:55:10,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:55:10" (1/1) ... [2018-09-30 11:55:10,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:55:10" (1/1) ... [2018-09-30 11:55:10,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:55:10,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:55:10,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:55:10,185 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:55:10,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:55:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:55:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:55:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:55:10,577 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:55:10,578 INFO L202 PluginConnector]: Adding new model linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:55:10 BoogieIcfgContainer [2018-09-30 11:55:10,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:55:10,579 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:55:10,579 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:55:10,591 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:55:10,591 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:55:10" (1/1) ... [2018-09-30 11:55:10,628 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 11:55:10,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:10,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 11:55:10,695 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 11:55:10,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:55:10,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:11,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:11,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:11,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 11:55:11,901 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 11:55:11,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:55:11,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:12,226 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 11:55:14,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:14,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2018-09-30 11:55:14,534 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2018-09-30 11:55:14,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:55:14,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:14,884 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:17,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:17,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 15 states and 28 transitions. [2018-09-30 11:55:17,761 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 28 transitions. [2018-09-30 11:55:17,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:55:17,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:18,031 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 11:55:20,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-09-30 11:55:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-09-30 11:55:20,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:55:20,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:20,584 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 11:55:21,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:21,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 21 states and 40 transitions. [2018-09-30 11:55:21,602 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 40 transitions. [2018-09-30 11:55:21,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:55:21,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:22,033 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 11:55:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:24,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-09-30 11:55:24,830 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-09-30 11:55:24,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:55:24,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:25,177 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 11:55:27,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:27,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 26 states and 52 transitions. [2018-09-30 11:55:27,824 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 52 transitions. [2018-09-30 11:55:27,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:55:27,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:28,152 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 11:55:29,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:29,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 27 states and 52 transitions. [2018-09-30 11:55:29,454 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 52 transitions. [2018-09-30 11:55:29,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:55:29,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:29,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:30,412 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 11:55:34,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:34,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-09-30 11:55:34,874 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-09-30 11:55:34,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:55:34,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:35,274 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 11:55:39,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:39,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 69 transitions. [2018-09-30 11:55:39,243 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2018-09-30 11:55:39,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:55:39,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:39,609 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 11:55:41,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:41,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 69 transitions. [2018-09-30 11:55:41,323 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 69 transitions. [2018-09-30 11:55:41,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:55:41,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:41,949 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 11:55:45,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:45,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 41 states and 76 transitions. [2018-09-30 11:55:45,856 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 76 transitions. [2018-09-30 11:55:45,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:55:45,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:46,004 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 11:55:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:47,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 76 transitions. [2018-09-30 11:55:47,892 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2018-09-30 11:55:47,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:55:47,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:47,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:48,272 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 11:55:51,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:51,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 44 states and 79 transitions. [2018-09-30 11:55:51,208 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 79 transitions. [2018-09-30 11:55:51,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:55:51,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:51,895 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 11:55:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:56,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 47 states and 84 transitions. [2018-09-30 11:55:56,336 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 84 transitions. [2018-09-30 11:55:56,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:55:56,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:56,512 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 11:55:59,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:59,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 87 transitions. [2018-09-30 11:55:59,882 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2018-09-30 11:55:59,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:55:59,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:00,499 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 11:56:05,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:05,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 52 states and 92 transitions. [2018-09-30 11:56:05,617 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 92 transitions. [2018-09-30 11:56:05,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:56:05,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:05,872 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 11:56:09,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:09,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 54 states and 95 transitions. [2018-09-30 11:56:09,853 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 95 transitions. [2018-09-30 11:56:09,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:56:09,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:10,448 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 11:56:16,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:16,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 57 states and 100 transitions. [2018-09-30 11:56:16,334 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 100 transitions. [2018-09-30 11:56:16,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:56:16,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:16,830 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 11:56:21,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:21,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 103 transitions. [2018-09-30 11:56:21,594 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 103 transitions. [2018-09-30 11:56:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:56:21,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:23,896 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 11:56:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:41,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 72 states and 124 transitions. [2018-09-30 11:56:41,343 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 124 transitions. [2018-09-30 11:56:41,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:56:41,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:41,713 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 11:56:48,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:48,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 75 states and 127 transitions. [2018-09-30 11:56:48,773 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 127 transitions. [2018-09-30 11:56:48,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:56:48,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:49,330 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 11:56:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 76 states and 127 transitions. [2018-09-30 11:56:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 127 transitions. [2018-09-30 11:56:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:56:54,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:55,337 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 11:57:02,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:02,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 78 states and 130 transitions. [2018-09-30 11:57:02,697 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 130 transitions. [2018-09-30 11:57:02,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:57:02,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:03,261 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 11:57:08,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:08,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 79 states and 130 transitions. [2018-09-30 11:57:08,967 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 130 transitions. [2018-09-30 11:57:08,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:57:08,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:08,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:10,865 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 11:57:23,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:23,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 82 states and 137 transitions. [2018-09-30 11:57:23,073 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 137 transitions. [2018-09-30 11:57:23,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:57:23,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:23,612 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 11:57:31,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:31,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 83 states and 137 transitions. [2018-09-30 11:57:31,195 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 137 transitions. [2018-09-30 11:57:31,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:57:31,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:31,533 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 11:57:41,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:41,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 85 states and 140 transitions. [2018-09-30 11:57:41,029 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 140 transitions. [2018-09-30 11:57:41,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:57:41,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:42,191 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 11:57:55,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:55,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 88 states and 145 transitions. [2018-09-30 11:57:55,880 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 145 transitions. [2018-09-30 11:57:55,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:57:55,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:56,106 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 11:58:07,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:07,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 90 states and 148 transitions. [2018-09-30 11:58:07,417 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 148 transitions. [2018-09-30 11:58:07,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:58:07,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:07,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:08,691 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 11:58:24,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:24,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 93 states and 153 transitions. [2018-09-30 11:58:24,272 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 153 transitions. [2018-09-30 11:58:24,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:58:24,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:24,587 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 11:58:37,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:37,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 95 states and 156 transitions. [2018-09-30 11:58:37,737 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 156 transitions. [2018-09-30 11:58:37,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:58:37,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:39,181 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:58:57,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:57,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 98 states and 161 transitions. [2018-09-30 11:58:57,479 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 161 transitions. [2018-09-30 11:58:57,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:58:57,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:59:13,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:59:13,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 100 states and 164 transitions. [2018-09-30 11:59:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 164 transitions. [2018-09-30 11:59:13,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:59:13,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:59:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:59:15,032 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 11:59:35,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:59:35,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 169 transitions. [2018-09-30 11:59:35,872 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2018-09-30 11:59:35,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:59:35,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:59:35,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:59:36,096 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown