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 0.1.23-1cc990c [2018-09-30 21:37:12,462 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:37:12,464 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:37:12,481 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:37:12,482 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:37:12,483 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:37:12,487 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:37:12,489 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:37:12,492 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:37:12,493 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:37:12,495 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:37:12,495 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:37:12,496 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:37:12,497 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:37:12,505 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:37:12,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:37:12,506 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:37:12,511 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:37:12,513 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:37:12,516 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:37:12,518 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:37:12,520 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:37:12,528 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:37:12,528 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:37:12,528 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:37:12,529 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:37:12,530 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:37:12,532 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:37:12,533 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:37:12,535 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:37:12,535 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:37:12,536 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:37:12,536 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:37:12,538 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:37:12,540 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:37:12,540 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:37:12,541 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 21:37:12,568 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:37:12,569 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:37:12,569 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:37:12,570 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:37:12,570 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:37:12,570 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:37:12,571 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:37:12,571 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:37:12,571 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:37:12,571 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:37:12,571 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:37:12,572 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:37:12,572 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:37:12,572 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:37:12,572 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:37:12,574 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:37:12,574 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:37:12,575 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:37:12,575 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:37:12,575 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 21:37:12,575 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:37:12,575 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:37:12,577 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:37:12,577 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:37:12,577 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:37:12,577 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:37:12,577 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:37:12,578 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:37:12,578 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:37:12,578 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:37:12,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:37:12,661 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:37:12,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:37:12,671 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:37:12,672 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:37:12,672 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl [2018-09-30 21:37:12,673 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl' [2018-09-30 21:37:12,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:37:12,730 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:37:12,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:37:12,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:37:12,732 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:37:12,753 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 30.09 09:37:12" (1/1) ... [2018-09-30 21:37:12,764 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 30.09 09:37:12" (1/1) ... [2018-09-30 21:37:12,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:37:12,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:37:12,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:37:12,773 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:37:12,784 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 30.09 09:37:12" (1/1) ... [2018-09-30 21:37:12,785 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 30.09 09:37:12" (1/1) ... [2018-09-30 21:37:12,785 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 30.09 09:37:12" (1/1) ... [2018-09-30 21:37:12,786 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 30.09 09:37:12" (1/1) ... [2018-09-30 21:37:12,790 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 30.09 09:37:12" (1/1) ... [2018-09-30 21:37:12,792 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 30.09 09:37:12" (1/1) ... [2018-09-30 21:37:12,793 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 30.09 09:37:12" (1/1) ... [2018-09-30 21:37:12,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:37:12,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:37:12,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:37:12,797 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:37:12,798 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 30.09 09:37:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:37:12,873 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-30 21:37:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 21:37:12,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 21:37:13,219 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 21:37:13,220 INFO L202 PluginConnector]: Adding new model jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:37:13 BoogieIcfgContainer [2018-09-30 21:37:13,220 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:37:13,221 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:37:13,226 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:37:13,253 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:37:13,253 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 30.09 09:37:13" (1/1) ... [2018-09-30 21:37:13,289 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 21:37:13,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:13,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 21:37:13,343 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 21:37:13,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:37:13,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:13,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:13,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:13,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 21:37:13,921 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 21:37:13,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:37:13,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:14,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:15,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:15,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-09-30 21:37:15,399 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-09-30 21:37:15,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:37:15,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:15,587 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:16,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:16,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 11 states and 22 transitions. [2018-09-30 21:37:16,445 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 22 transitions. [2018-09-30 21:37:16,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:37:16,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:16,709 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:18,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:18,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 13 states and 29 transitions. [2018-09-30 21:37:18,006 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 29 transitions. [2018-09-30 21:37:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:37:18,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:18,291 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:19,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:19,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 15 states and 37 transitions. [2018-09-30 21:37:19,700 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 37 transitions. [2018-09-30 21:37:19,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:37:19,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:20,069 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 17 states and 46 transitions. [2018-09-30 21:37:21,636 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 46 transitions. [2018-09-30 21:37:21,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:37:21,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:22,198 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:23,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:23,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 19 states and 56 transitions. [2018-09-30 21:37:23,734 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 56 transitions. [2018-09-30 21:37:23,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:37:23,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:24,358 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:26,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:26,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 21 states and 67 transitions. [2018-09-30 21:37:26,207 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 67 transitions. [2018-09-30 21:37:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:37:26,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:27,040 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:29,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:29,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 23 states and 78 transitions. [2018-09-30 21:37:29,069 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 78 transitions. [2018-09-30 21:37:29,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:37:29,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:30,108 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:32,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:32,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 25 states and 90 transitions. [2018-09-30 21:37:32,586 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 90 transitions. [2018-09-30 21:37:32,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:37:32,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:32,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:37,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:37,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 27 states and 103 transitions. [2018-09-30 21:37:37,218 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 103 transitions. [2018-09-30 21:37:37,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:37:37,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:38,715 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:42,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:42,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 29 states and 116 transitions. [2018-09-30 21:37:42,367 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 116 transitions. [2018-09-30 21:37:42,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:37:42,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:42,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:44,108 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:48,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:48,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 31 states and 130 transitions. [2018-09-30 21:37:48,648 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 130 transitions. [2018-09-30 21:37:48,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:37:48,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:50,662 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:37:55,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:37:55,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 33 states and 144 transitions. [2018-09-30 21:37:55,679 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 144 transitions. [2018-09-30 21:37:55,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:37:55,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:37:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:37:58,151 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:38:03,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:38:03,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 35 states and 159 transitions. [2018-09-30 21:38:03,492 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 159 transitions. [2018-09-30 21:38:03,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:38:03,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:38:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:38:06,118 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:38:12,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:38:12,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 37 states and 175 transitions. [2018-09-30 21:38:12,547 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 175 transitions. [2018-09-30 21:38:12,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:38:12,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:38:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:38:16,121 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:38:23,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:38:23,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 39 states and 191 transitions. [2018-09-30 21:38:23,402 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 191 transitions. [2018-09-30 21:38:23,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:38:23,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:38:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:38:27,860 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:38:36,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:38:36,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 41 states and 208 transitions. [2018-09-30 21:38:36,201 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 208 transitions. [2018-09-30 21:38:36,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:38:36,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:38:36,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:38:40,443 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:38:49,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:38:49,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 43 states and 225 transitions. [2018-09-30 21:38:49,980 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 225 transitions. [2018-09-30 21:38:49,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:38:49,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:38:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:38:54,876 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:39:05,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:39:05,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 45 states and 242 transitions. [2018-09-30 21:39:05,575 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 242 transitions. [2018-09-30 21:39:05,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:39:05,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:39:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:39:10,850 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:39:22,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:39:22,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 47 states and 260 transitions. [2018-09-30 21:39:22,744 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 260 transitions. [2018-09-30 21:39:22,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:39:22,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:39:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:39:28,754 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:39:42,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:39:42,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 49 states and 278 transitions. [2018-09-30 21:39:42,166 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 278 transitions. [2018-09-30 21:39:42,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:39:42,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:39:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:39:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:40:04,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:40:04,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 51 states and 298 transitions. [2018-09-30 21:40:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 298 transitions. [2018-09-30 21:40:04,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:40:04,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:40:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:40:11,744 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:40:28,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:40:28,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 53 states and 317 transitions. [2018-09-30 21:40:28,527 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 317 transitions. [2018-09-30 21:40:28,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 21:40:28,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:40:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:40:37,552 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:40:56,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:40:56,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 55 states and 338 transitions. [2018-09-30 21:40:56,383 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 338 transitions. [2018-09-30 21:40:56,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 21:40:56,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:40:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:41:05,369 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:41:25,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:41:25,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 57 states and 358 transitions. [2018-09-30 21:41:25,736 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 358 transitions. [2018-09-30 21:41:25,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 21:41:25,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:41:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:41:35,356 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown