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/20170319-ConjunctivePathPrograms/jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2eb0a67 [2018-10-03 10:05:31,810 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-03 10:05:31,813 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-03 10:05:31,827 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-03 10:05:31,828 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-03 10:05:31,829 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-03 10:05:31,830 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-03 10:05:31,832 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-03 10:05:31,834 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-03 10:05:31,834 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-03 10:05:31,835 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-03 10:05:31,836 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-03 10:05:31,837 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-03 10:05:31,837 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-03 10:05:31,839 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-03 10:05:31,839 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-03 10:05:31,840 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-03 10:05:31,842 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-03 10:05:31,844 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-03 10:05:31,846 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-03 10:05:31,847 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-03 10:05:31,848 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-03 10:05:31,851 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-03 10:05:31,851 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-03 10:05:31,851 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-03 10:05:31,852 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-03 10:05:31,853 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-03 10:05:31,854 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-03 10:05:31,855 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-03 10:05:31,856 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-03 10:05:31,856 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-03 10:05:31,857 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-03 10:05:31,857 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-03 10:05:31,857 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-03 10:05:31,859 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-03 10:05:31,859 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-03 10:05:31,860 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 [2018-10-03 10:05:31,887 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-03 10:05:31,888 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-03 10:05:31,890 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-03 10:05:31,891 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-03 10:05:31,891 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-03 10:05:31,892 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-03 10:05:31,892 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-03 10:05:31,892 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-03 10:05:31,892 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-03 10:05:31,893 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-03 10:05:31,893 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-03 10:05:31,893 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-03 10:05:31,893 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-03 10:05:31,893 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-03 10:05:31,897 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-03 10:05:31,897 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-03 10:05:31,897 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-03 10:05:31,897 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-03 10:05:31,897 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-03 10:05:31,898 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-03 10:05:31,898 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-03 10:05:31,898 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-03 10:05:31,898 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-03 10:05:31,899 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-03 10:05:31,900 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-03 10:05:31,900 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-03 10:05:31,900 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-03 10:05:31,900 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-03 10:05:31,900 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-03 10:05:31,901 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-03 10:05:31,956 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-03 10:05:31,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-03 10:05:31,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-03 10:05:31,974 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-03 10:05:31,974 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-03 10:05:31,975 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl [2018-10-03 10:05:31,976 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl' [2018-10-03 10:05:32,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-03 10:05:32,024 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-03 10:05:32,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-03 10:05:32,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-03 10:05:32,026 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-03 10:05:32,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:05:32" (1/1) ... [2018-10-03 10:05:32,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:05:32" (1/1) ... [2018-10-03 10:05:32,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-03 10:05:32,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-03 10:05:32,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-03 10:05:32,067 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-03 10:05:32,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:05:32" (1/1) ... [2018-10-03 10:05:32,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:05:32" (1/1) ... [2018-10-03 10:05:32,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:05:32" (1/1) ... [2018-10-03 10:05:32,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:05:32" (1/1) ... [2018-10-03 10:05:32,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:05:32" (1/1) ... [2018-10-03 10:05:32,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:05:32" (1/1) ... [2018-10-03 10:05:32,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:05:32" (1/1) ... [2018-10-03 10:05:32,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-03 10:05:32,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-03 10:05:32,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-03 10:05:32,087 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-03 10:05:32,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:05:32" (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 [2018-10-03 10:05:32,169 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-03 10:05:32,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-03 10:05:32,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-03 10:05:32,566 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-03 10:05:32,566 INFO L202 PluginConnector]: Adding new model jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 10:05:32 BoogieIcfgContainer [2018-10-03 10:05:32,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-03 10:05:32,568 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-03 10:05:32,568 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-03 10:05:32,581 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-03 10:05:32,581 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 10:05:32" (1/1) ... [2018-10-03 10:05:32,599 INFO L106 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-03 10:05:32,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:32,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-03 10:05:32,636 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-03 10:05:32,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-03 10:05:32,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:32,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:05:33,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:33,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-03 10:05:33,134 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-03 10:05:33,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:05:33,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:05:34,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:34,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-10-03 10:05:34,302 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-10-03 10:05:34,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 10:05:34,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:05:35,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:35,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 11 states and 22 transitions. [2018-10-03 10:05:35,654 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 22 transitions. [2018-10-03 10:05:35,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-03 10:05:35,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:35,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:05:37,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:37,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 13 states and 29 transitions. [2018-10-03 10:05:37,470 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 29 transitions. [2018-10-03 10:05:37,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 10:05:37,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:37,659 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:05:39,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:39,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 15 states and 37 transitions. [2018-10-03 10:05:39,041 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 37 transitions. [2018-10-03 10:05:39,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-03 10:05:39,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:39,247 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:05:40,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:40,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 17 states and 46 transitions. [2018-10-03 10:05:40,475 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 46 transitions. [2018-10-03 10:05:40,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-03 10:05:40,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:40,871 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:05:42,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:42,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 19 states and 56 transitions. [2018-10-03 10:05:42,587 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 56 transitions. [2018-10-03 10:05:42,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-03 10:05:42,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:43,041 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:05:44,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:44,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 21 states and 67 transitions. [2018-10-03 10:05:44,630 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 67 transitions. [2018-10-03 10:05:44,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-03 10:05:44,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:45,031 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:05:47,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:47,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 23 states and 78 transitions. [2018-10-03 10:05:47,158 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 78 transitions. [2018-10-03 10:05:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-03 10:05:47,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:47,661 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:05:50,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:50,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 25 states and 90 transitions. [2018-10-03 10:05:50,289 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 90 transitions. [2018-10-03 10:05:50,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-03 10:05:50,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:52,079 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:05:55,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:05:55,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 27 states and 103 transitions. [2018-10-03 10:05:55,900 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 103 transitions. [2018-10-03 10:05:55,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-03 10:05:55,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:05:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:05:56,671 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:06:00,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:06:00,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 29 states and 116 transitions. [2018-10-03 10:06:00,626 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 116 transitions. [2018-10-03 10:06:00,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-03 10:06:00,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:06:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:06:01,551 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:06:05,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:06:05,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 31 states and 130 transitions. [2018-10-03 10:06:05,968 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 130 transitions. [2018-10-03 10:06:05,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-03 10:06:05,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:06:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:06:07,108 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:06:12,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:06:12,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 33 states and 144 transitions. [2018-10-03 10:06:12,404 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 144 transitions. [2018-10-03 10:06:12,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-03 10:06:12,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:06:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:06:14,342 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:06:20,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:06:20,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 35 states and 159 transitions. [2018-10-03 10:06:20,288 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 159 transitions. [2018-10-03 10:06:20,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-03 10:06:20,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:06:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:06:21,628 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:06:28,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:06:28,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 37 states and 175 transitions. [2018-10-03 10:06:28,306 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 175 transitions. [2018-10-03 10:06:28,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-03 10:06:28,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:06:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:06:29,616 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:06:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:06:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 39 states and 191 transitions. [2018-10-03 10:06:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 191 transitions. [2018-10-03 10:06:36,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-03 10:06:36,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:06:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:06:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:06:46,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:06:46,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 41 states and 208 transitions. [2018-10-03 10:06:46,909 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 208 transitions. [2018-10-03 10:06:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-03 10:06:46,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:06:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:06:48,786 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:06:58,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:06:58,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 43 states and 225 transitions. [2018-10-03 10:06:58,114 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 225 transitions. [2018-10-03 10:06:58,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-03 10:06:58,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:06:58,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:07:00,192 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:07:10,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:07:10,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 45 states and 242 transitions. [2018-10-03 10:07:10,980 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 242 transitions. [2018-10-03 10:07:10,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-03 10:07:10,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:07:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:07:13,356 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:07:25,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:07:25,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 47 states and 260 transitions. [2018-10-03 10:07:25,926 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 260 transitions. [2018-10-03 10:07:25,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-03 10:07:25,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:07:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:07:28,837 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:07:42,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:07:42,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 49 states and 278 transitions. [2018-10-03 10:07:42,783 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 278 transitions. [2018-10-03 10:07:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-03 10:07:42,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:07:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:07:45,738 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:08:01,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:08:01,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 51 states and 298 transitions. [2018-10-03 10:08:01,912 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 298 transitions. [2018-10-03 10:08:01,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-03 10:08:01,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:08:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:08:05,535 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:08:24,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:08:24,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 53 states and 317 transitions. [2018-10-03 10:08:24,083 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 317 transitions. [2018-10-03 10:08:24,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-03 10:08:24,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:08:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:08:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:08:49,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:08:49,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 55 states and 338 transitions. [2018-10-03 10:08:49,275 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 338 transitions. [2018-10-03 10:08:49,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-03 10:08:49,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:08:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:08:53,537 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:09:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:09:15,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 57 states and 358 transitions. [2018-10-03 10:09:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 358 transitions. [2018-10-03 10:09:15,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-03 10:09:15,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:09:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:09:19,459 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:09:43,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:09:43,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 59 states and 378 transitions. [2018-10-03 10:09:43,728 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 378 transitions. [2018-10-03 10:09:43,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-03 10:09:43,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:09:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:09:48,210 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown