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-d19836b [2018-09-26 22:52:41,598 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:52:41,601 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:52:41,621 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:52:41,621 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:52:41,623 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:52:41,624 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:52:41,626 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:52:41,628 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:52:41,629 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:52:41,630 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:52:41,630 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:52:41,631 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:52:41,632 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:52:41,633 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:52:41,637 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:52:41,638 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:52:41,640 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:52:41,642 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:52:41,643 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:52:41,645 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:52:41,646 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:52:41,648 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:52:41,648 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:52:41,649 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:52:41,650 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:52:41,650 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:52:41,651 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:52:41,652 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:52:41,653 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:52:41,653 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:52:41,654 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:52:41,654 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:52:41,654 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:52:41,656 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:52:41,658 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:52:41,659 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 [2018-09-26 22:52:41,689 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:52:41,689 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:52:41,691 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:52:41,691 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:52:41,692 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:52:41,692 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:52:41,693 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:52:41,693 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:52:41,694 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:52:41,694 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:52:41,694 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:52:41,694 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:52:41,694 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:52:41,695 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:52:41,695 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:52:41,695 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:52:41,695 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:52:41,695 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:52:41,696 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:52:41,696 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 22:52:41,696 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:52:41,696 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:52:41,697 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:52:41,697 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:52:41,697 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:52:41,697 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:52:41,698 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:52:41,698 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:52:41,698 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:52:41,698 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:52:41,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:52:41,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:52:41,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:52:41,778 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:52:41,778 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:52:41,779 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl [2018-09-26 22:52:41,779 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl' [2018-09-26 22:52:41,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:52:41,875 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:52:41,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:52:41,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:52:41,876 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:52:41,898 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 26.09 10:52:41" (1/1) ... [2018-09-26 22:52:41,919 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 26.09 10:52:41" (1/1) ... [2018-09-26 22:52:41,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:52:41,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:52:41,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:52:41,929 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:52:41,940 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 26.09 10:52:41" (1/1) ... [2018-09-26 22:52:41,940 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 26.09 10:52:41" (1/1) ... [2018-09-26 22:52:41,943 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 26.09 10:52:41" (1/1) ... [2018-09-26 22:52:41,953 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 26.09 10:52:41" (1/1) ... [2018-09-26 22:52:41,962 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 26.09 10:52:41" (1/1) ... [2018-09-26 22:52:41,965 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 26.09 10:52:41" (1/1) ... [2018-09-26 22:52:41,967 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 26.09 10:52:41" (1/1) ... [2018-09-26 22:52:41,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:52:41,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:52:41,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:52:41,970 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:52:41,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:52:41" (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 [2018-09-26 22:52:42,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 22:52:42,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 22:52:42,427 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 22:52:42,428 INFO L202 PluginConnector]: Adding new model eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:52:42 BoogieIcfgContainer [2018-09-26 22:52:42,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:52:42,429 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:52:42,429 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:52:42,441 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:52:42,441 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 26.09 10:52:42" (1/1) ... [2018-09-26 22:52:42,456 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 22:52:42,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:42,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-09-26 22:52:42,497 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-09-26 22:52:42,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:52:42,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:42,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:43,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:43,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-09-26 22:52:43,708 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-09-26 22:52:43,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:52:43,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:43,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:44,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-09-26 22:52:44,907 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-09-26 22:52:44,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:52:44,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:45,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:45,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:45,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-09-26 22:52:45,896 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-09-26 22:52:45,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:52:45,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:45,994 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:46,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:46,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-09-26 22:52:46,863 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-09-26 22:52:46,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:52:46,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:47,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:47,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:47,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2018-09-26 22:52:47,559 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2018-09-26 22:52:47,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:52:47,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:47,986 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:48,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:48,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-09-26 22:52:48,756 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-09-26 22:52:48,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:52:48,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:49,018 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:50,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:50,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-09-26 22:52:50,642 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-09-26 22:52:50,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:52:50,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:50,972 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:51,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2018-09-26 22:52:51,556 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2018-09-26 22:52:51,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:52:51,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:51,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:51,688 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:52,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:52,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2018-09-26 22:52:52,377 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2018-09-26 22:52:52,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:52:52,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:53,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:53,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2018-09-26 22:52:53,722 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2018-09-26 22:52:53,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:52:53,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:53,834 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:54,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:54,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2018-09-26 22:52:54,679 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2018-09-26 22:52:54,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:52:54,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:54,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:54,793 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:55,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:55,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2018-09-26 22:52:55,577 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2018-09-26 22:52:55,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:52:55,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:55,760 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:56,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:56,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2018-09-26 22:52:56,597 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2018-09-26 22:52:56,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:52:56,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:56,720 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:57,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:57,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-09-26 22:52:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-09-26 22:52:57,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:52:57,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:57,967 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:58,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:58,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2018-09-26 22:52:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2018-09-26 22:52:58,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:52:58,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:59,142 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:00,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:00,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2018-09-26 22:53:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2018-09-26 22:53:00,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:53:00,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:00,360 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:01,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:01,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2018-09-26 22:53:01,342 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2018-09-26 22:53:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:53:01,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:02,084 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:03,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:03,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2018-09-26 22:53:03,302 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2018-09-26 22:53:03,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:53:03,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:03,501 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 2 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:04,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:04,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2018-09-26 22:53:04,509 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2018-09-26 22:53:04,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:53:04,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:04,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:04,702 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:05,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:05,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 80 transitions. [2018-09-26 22:53:05,577 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2018-09-26 22:53:05,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:53:05,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:05,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:05,728 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:07,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:07,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2018-09-26 22:53:07,665 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2018-09-26 22:53:07,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:53:07,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:07,925 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:09,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:09,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 57 states and 86 transitions. [2018-09-26 22:53:09,460 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 86 transitions. [2018-09-26 22:53:09,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:53:09,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 2 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:11,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:11,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 89 transitions. [2018-09-26 22:53:11,027 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2018-09-26 22:53:11,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:53:11,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:11,606 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:12,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:12,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 61 states and 92 transitions. [2018-09-26 22:53:12,688 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 92 transitions. [2018-09-26 22:53:12,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:53:12,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:12,880 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 2 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:14,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:14,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 95 transitions. [2018-09-26 22:53:14,360 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2018-09-26 22:53:14,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:53:14,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:14,561 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:15,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2018-09-26 22:53:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2018-09-26 22:53:15,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:53:15,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:16,172 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 2 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:17,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 67 states and 101 transitions. [2018-09-26 22:53:17,796 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2018-09-26 22:53:17,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:53:17,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:18,252 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:19,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 69 states and 104 transitions. [2018-09-26 22:53:19,607 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2018-09-26 22:53:19,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:53:19,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:19,884 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 2 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:21,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 71 states and 107 transitions. [2018-09-26 22:53:21,715 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2018-09-26 22:53:21,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:53:21,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:22,179 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:23,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:23,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 110 transitions. [2018-09-26 22:53:23,852 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 110 transitions. [2018-09-26 22:53:23,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:53:23,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:24,278 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 2 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:26,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:26,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 75 states and 113 transitions. [2018-09-26 22:53:26,156 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2018-09-26 22:53:26,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:53:26,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:26,452 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:28,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:28,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 116 transitions. [2018-09-26 22:53:28,075 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2018-09-26 22:53:28,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:53:28,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:28,345 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 2 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:30,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:30,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 79 states and 119 transitions. [2018-09-26 22:53:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 119 transitions. [2018-09-26 22:53:30,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:53:30,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:30,634 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:32,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:32,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 81 states and 122 transitions. [2018-09-26 22:53:32,486 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 122 transitions. [2018-09-26 22:53:32,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:53:32,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:32,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:33,381 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 2 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:35,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:35,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 83 states and 125 transitions. [2018-09-26 22:53:35,609 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2018-09-26 22:53:35,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:53:35,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:35,939 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:37,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 85 states and 128 transitions. [2018-09-26 22:53:37,849 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 128 transitions. [2018-09-26 22:53:37,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:53:37,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:38,259 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 2 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:40,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:40,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2018-09-26 22:53:40,686 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2018-09-26 22:53:40,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:53:40,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:42,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:42,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-09-26 22:53:42,994 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-09-26 22:53:42,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:53:42,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:43,455 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 2 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:46,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:46,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-09-26 22:53:46,253 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-09-26 22:53:46,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:53:46,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:46,964 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-09-26 22:53:49,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:49,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-09-26 22:53:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-09-26 22:53:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:53:49,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:50,470 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-09-26 22:53:53,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:53,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 3 states and 2 transitions. [2018-09-26 22:53:53,739 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 2 transitions. [2018-09-26 22:53:53,739 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-26 22:53:53,739 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-09-26 22:53:53,749 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-09-26 22:53:53,760 INFO L202 PluginConnector]: Adding new model eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.09 10:53:53 ImpRootNode [2018-09-26 22:53:53,760 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-26 22:53:53,760 INFO L168 Benchmark]: Toolchain (without parser) took 71889.15 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.3 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-09-26 22:53:53,762 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:53:53,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.48 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:53:53,763 INFO L168 Benchmark]: Boogie Preprocessor took 41.12 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:53:53,764 INFO L168 Benchmark]: RCFGBuilder took 458.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. [2018-09-26 22:53:53,765 INFO L168 Benchmark]: CodeCheck took 71330.83 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.3 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-09-26 22:53:53,769 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 13 locations, 1 error locations. SAFE Result, 71.2s OverallTime, 42 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -4 SDslu, -4 SDs, 0 SdLazy, -1431655792 SolverSat, -1431655756 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.3s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 11.8s InterpolantComputationTime, 1208 NumberOfCodeBlocks, 1208 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 1167 ConstructedInterpolants, 0 QuantifiedInterpolants, 161455 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 41 InterpolantComputations, 4 PerfectInterpolantSequences, 880/5820 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 175]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: (((main_~i~4 <= 0 && main_~nodecount~4 == 5) && main_~source~4 <= main_~i~4) && ((main_~i~4 <= main_~source~4 || main_~i~4 < main_~source~4) || main_~i~4 < main_~source~4 + 1)) && 20 <= main_~edgecount~4 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((main_~i~4 <= 0 && main_~nodecount~4 == 5) && main_~source~4 <= main_~i~4) && ((main_~i~4 <= main_~source~4 || main_~i~4 < main_~source~4) || main_~i~4 < main_~source~4 + 1)) && 20 <= main_~edgecount~4 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 52.48 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.12 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 458.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 71330.83 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.3 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! 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-CodeCheckBenchmarks-0-2018-09-26_22-53-53-782.csv 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-0-2018-09-26_22-53-53-782.csv Received shutdown request...