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/eureka_01.i_6.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:46:58,588 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:46:58,590 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:46:58,602 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:46:58,603 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:46:58,604 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:46:58,605 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:46:58,607 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:46:58,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:46:58,609 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:46:58,610 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:46:58,611 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:46:58,611 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:46:58,612 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:46:58,613 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:46:58,614 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:46:58,615 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:46:58,617 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:46:58,619 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:46:58,621 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:46:58,622 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:46:58,623 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:46:58,625 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:46:58,626 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:46:58,626 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:46:58,627 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:46:58,628 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:46:58,629 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:46:58,629 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:46:58,630 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:46:58,631 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:46:58,631 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:46:58,632 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:46:58,632 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:46:58,633 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:46:58,634 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:46:58,634 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 [2018-10-04 13:46:58,649 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:46:58,650 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:46:58,651 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:46:58,651 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:46:58,651 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:46:58,652 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:46:58,652 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:46:58,652 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:46:58,652 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:46:58,652 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:46:58,653 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:46:58,653 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:46:58,653 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:46:58,653 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:46:58,653 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:46:58,653 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:46:58,654 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:46:58,654 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:46:58,654 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:46:58,654 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:46:58,654 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:46:58,655 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:46:58,655 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:46:58,655 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:46:58,655 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:46:58,655 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:46:58,656 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:46:58,656 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:46:58,656 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:46:58,656 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:46:58,709 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:46:58,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:46:58,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:46:58,729 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:46:58,730 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:46:58,732 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl [2018-10-04 13:46:58,732 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl' [2018-10-04 13:46:58,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:46:58,817 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:46:58,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:46:58,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:46:58,818 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:46:58,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:46:58" (1/1) ... [2018-10-04 13:46:58,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:46:58" (1/1) ... [2018-10-04 13:46:58,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:46:58,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:46:58,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:46:58,872 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:46:58,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:46:58" (1/1) ... [2018-10-04 13:46:58,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:46:58" (1/1) ... [2018-10-04 13:46:58,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:46:58" (1/1) ... [2018-10-04 13:46:58,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:46:58" (1/1) ... [2018-10-04 13:46:58,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:46:58" (1/1) ... [2018-10-04 13:46:58,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:46:58" (1/1) ... [2018-10-04 13:46:58,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:46:58" (1/1) ... [2018-10-04 13:46:58,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:46:58,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:46:58,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:46:58,921 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:46:58,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:46:58" (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 [2018-10-04 13:46:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:46:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:46:59,430 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:46:59,431 INFO L202 PluginConnector]: Adding new model eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:46:59 BoogieIcfgContainer [2018-10-04 13:46:59,431 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:46:59,432 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:46:59,432 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:46:59,443 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:46:59,444 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:46:59" (1/1) ... [2018-10-04 13:46:59,461 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:46:59,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:59,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-10-04 13:46:59,498 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-10-04 13:46:59,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:46:59,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:59,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-10-04 13:47:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-10-04 13:47:00,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:47:00,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:00,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:01,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:01,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-04 13:47:01,184 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-04 13:47:01,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:47:01,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:01,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:01,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:01,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-04 13:47:01,963 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-04 13:47:01,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:47:01,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:02,112 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:02,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:02,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-10-04 13:47:02,492 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-10-04 13:47:02,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:47:02,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:02,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:03,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:03,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2018-10-04 13:47:03,061 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2018-10-04 13:47:03,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:47:03,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:03,184 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:03,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:03,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-10-04 13:47:03,530 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-10-04 13:47:03,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:47:03,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:03,829 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:04,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-10-04 13:47:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-10-04 13:47:04,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:47:04,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:04,790 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:05,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:05,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2018-10-04 13:47:05,111 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2018-10-04 13:47:05,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:47:05,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:05,227 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:05,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2018-10-04 13:47:05,659 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2018-10-04 13:47:05,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:47:05,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:05,940 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:07,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:07,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2018-10-04 13:47:07,188 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2018-10-04 13:47:07,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:47:07,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:07,298 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:07,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:07,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2018-10-04 13:47:07,658 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2018-10-04 13:47:07,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:47:07,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:07,845 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:08,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:08,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2018-10-04 13:47:08,237 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2018-10-04 13:47:08,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:47:08,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:08,374 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:08,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:08,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2018-10-04 13:47:08,784 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2018-10-04 13:47:08,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:47:08,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:09,099 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:09,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:09,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-10-04 13:47:09,473 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-10-04 13:47:09,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:47:09,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:09,769 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:10,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:10,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2018-10-04 13:47:10,215 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2018-10-04 13:47:10,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:47:10,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:11,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2018-10-04 13:47:11,328 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2018-10-04 13:47:11,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:47:11,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:11,475 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:11,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:11,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2018-10-04 13:47:11,905 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2018-10-04 13:47:11,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:47:11,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:12,042 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:12,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:12,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2018-10-04 13:47:12,658 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2018-10-04 13:47:12,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:47:12,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:12,855 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 2 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:13,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:13,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2018-10-04 13:47:13,257 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2018-10-04 13:47:13,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:47:13,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:13,424 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:13,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:13,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 80 transitions. [2018-10-04 13:47:13,783 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2018-10-04 13:47:13,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:47:13,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:13,895 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:14,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:14,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2018-10-04 13:47:14,450 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2018-10-04 13:47:14,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:47:14,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:15,053 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:15,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:15,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 57 states and 86 transitions. [2018-10-04 13:47:15,828 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 86 transitions. [2018-10-04 13:47:15,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:47:15,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,147 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 2 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:16,593 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 23 [2018-10-04 13:47:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:16,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 89 transitions. [2018-10-04 13:47:16,813 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2018-10-04 13:47:16,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:47:16,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,949 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 61 states and 92 transitions. [2018-10-04 13:47:17,327 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 92 transitions. [2018-10-04 13:47:17,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:47:17,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,577 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 2 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 95 transitions. [2018-10-04 13:47:18,127 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2018-10-04 13:47:18,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:47:18,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,295 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2018-10-04 13:47:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2018-10-04 13:47:18,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:47:18,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,058 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 2 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 67 states and 101 transitions. [2018-10-04 13:47:19,609 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2018-10-04 13:47:19,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:47:19,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,146 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 69 states and 104 transitions. [2018-10-04 13:47:20,704 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2018-10-04 13:47:20,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:47:20,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,914 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 2 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 71 states and 107 transitions. [2018-10-04 13:47:21,806 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2018-10-04 13:47:21,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:47:21,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,914 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 110 transitions. [2018-10-04 13:47:22,493 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 110 transitions. [2018-10-04 13:47:22,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:47:22,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,733 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 2 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:23,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:23,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 75 states and 113 transitions. [2018-10-04 13:47:23,455 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2018-10-04 13:47:23,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:47:23,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:23,658 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 116 transitions. [2018-10-04 13:47:24,141 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2018-10-04 13:47:24,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:47:24,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,366 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 2 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:25,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:25,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 79 states and 119 transitions. [2018-10-04 13:47:25,312 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 119 transitions. [2018-10-04 13:47:25,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:47:25,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:25,444 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:26,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 81 states and 122 transitions. [2018-10-04 13:47:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 122 transitions. [2018-10-04 13:47:26,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:47:26,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:27,078 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 2 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:27,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:27,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 83 states and 125 transitions. [2018-10-04 13:47:27,740 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2018-10-04 13:47:27,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:47:27,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:27,918 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:28,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:28,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 85 states and 128 transitions. [2018-10-04 13:47:28,483 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 128 transitions. [2018-10-04 13:47:28,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:47:28,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:28,866 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 2 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:29,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:29,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2018-10-04 13:47:29,663 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2018-10-04 13:47:29,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:47:29,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-10-04 13:47:30,295 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-10-04 13:47:30,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:47:30,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,707 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 2 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-10-04 13:47:31,520 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-10-04 13:47:31,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:47:31,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,765 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-10-04 13:47:32,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-10-04 13:47:32,503 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-10-04 13:47:32,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:47:32,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,728 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-10-04 13:47:32,895 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver cannot find a model for the term (let ((.cse0 (not (and (<= 20 ULTIMATE.start_main_~edgecount~4) (= ULTIMATE.start_main_~i~4 0))))) (and .cse0 (not .cse0))) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.PredicateTrie.getWitness(PredicateTrie.java:213) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getWitnessInductive(BPredicateUnifier.java:391) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getWitnessInductive(BPredicateUnifier.java:405) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getWitnessInductive(BPredicateUnifier.java:405) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getWitnessInductive(BPredicateUnifier.java:405) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getWitnessInductive(BPredicateUnifier.java:405) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getWitnessInductive(BPredicateUnifier.java:405) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getWitnessInductive(BPredicateUnifier.java:412) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getWitnessInductive(BPredicateUnifier.java:412) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.restructurePredicateTrie(BPredicateUnifier.java:371) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getOrConstructPredicateInternal(BPredicateUnifier.java:249) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getOrConstructPredicate(BPredicateUnifier.java:218) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getOrConstructPredicate(BPredicateUnifier.java:301) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.getOrConstructPredicateForConjunction(BPredicateUnifier.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.conjugatePredicates(CodeChecker.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:105) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:492) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-04 13:47:32,899 INFO L168 Benchmark]: Toolchain (without parser) took 34084.23 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 337.1 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 278.8 MB). Peak memory consumption was 615.9 MB. Max. memory is 7.1 GB. [2018-10-04 13:47:32,901 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:47:32,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.81 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:47:32,903 INFO L168 Benchmark]: Boogie Preprocessor took 48.40 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:47:32,903 INFO L168 Benchmark]: RCFGBuilder took 510.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:47:32,904 INFO L168 Benchmark]: CodeCheck took 33466.98 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 337.1 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 257.7 MB). Peak memory consumption was 594.8 MB. Max. memory is 7.1 GB. [2018-10-04 13:47:32,908 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver cannot find a model for the term (let ((.cse0 (not (and (<= 20 ULTIMATE.start_main_~edgecount~4) (= ULTIMATE.start_main_~i~4 0))))) (and .cse0 (not .cse0))) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver cannot find a model for the term (let ((.cse0 (not (and (<= 20 ULTIMATE.start_main_~edgecount~4) (= ULTIMATE.start_main_~i~4 0))))) (and .cse0 (not .cse0))): de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.PredicateTrie.getWitness(PredicateTrie.java:213) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 53.81 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.40 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 510.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 33466.98 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 337.1 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 257.7 MB). Peak memory consumption was 594.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/eureka_01.i_6.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-47-32-920.csv Received shutdown request...