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.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 10:59:55,443 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 10:59:55,445 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 10:59:55,465 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 10:59:55,465 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 10:59:55,467 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 10:59:55,468 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 10:59:55,470 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 10:59:55,474 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 10:59:55,475 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 10:59:55,476 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 10:59:55,476 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 10:59:55,477 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 10:59:55,478 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 10:59:55,479 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 10:59:55,480 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 10:59:55,481 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 10:59:55,483 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 10:59:55,485 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 10:59:55,487 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 10:59:55,488 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 10:59:55,489 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 10:59:55,491 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 10:59:55,492 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 10:59:55,492 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 10:59:55,493 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 10:59:55,494 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 10:59:55,495 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 10:59:55,496 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 10:59:55,500 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 10:59:55,500 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 10:59:55,501 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 10:59:55,501 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 10:59:55,502 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 10:59:55,505 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 10:59:55,506 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 10:59:55,506 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-28 10:59:55,536 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 10:59:55,536 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 10:59:55,537 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 10:59:55,538 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 10:59:55,539 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 10:59:55,539 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 10:59:55,539 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 10:59:55,539 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 10:59:55,540 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 10:59:55,540 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 10:59:55,540 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 10:59:55,540 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 10:59:55,540 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 10:59:55,541 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 10:59:55,541 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 10:59:55,541 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 10:59:55,541 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 10:59:55,541 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 10:59:55,542 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 10:59:55,542 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 10:59:55,542 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 10:59:55,542 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 10:59:55,543 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 10:59:55,543 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 10:59:55,543 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 10:59:55,543 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 10:59:55,543 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 10:59:55,544 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 10:59:55,544 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 10:59:55,606 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 10:59:55,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 10:59:55,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 10:59:55,629 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 10:59:55,629 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 10:59:55,630 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl [2018-09-28 10:59:55,630 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl' [2018-09-28 10:59:55,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 10:59:55,734 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 10:59:55,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 10:59:55,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 10:59:55,736 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 10:59:55,757 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 28.09 10:59:55" (1/1) ... [2018-09-28 10:59:55,776 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 28.09 10:59:55" (1/1) ... [2018-09-28 10:59:55,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 10:59:55,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 10:59:55,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 10:59:55,785 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 10:59:55,798 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 28.09 10:59:55" (1/1) ... [2018-09-28 10:59:55,799 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 28.09 10:59:55" (1/1) ... [2018-09-28 10:59:55,808 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 28.09 10:59:55" (1/1) ... [2018-09-28 10:59:55,809 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 28.09 10:59:55" (1/1) ... [2018-09-28 10:59:55,819 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 28.09 10:59:55" (1/1) ... [2018-09-28 10:59:55,827 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 28.09 10:59:55" (1/1) ... [2018-09-28 10:59:55,831 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 28.09 10:59:55" (1/1) ... [2018-09-28 10:59:55,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 10:59:55,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 10:59:55,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 10:59:55,835 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 10:59:55,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:59:55" (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 [2018-09-28 10:59:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-28 10:59:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-28 10:59:56,285 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-28 10:59:56,286 INFO L202 PluginConnector]: Adding new model eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:59:56 BoogieIcfgContainer [2018-09-28 10:59:56,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 10:59:56,287 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 10:59:56,287 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 10:59:56,298 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 10:59:56,299 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 28.09 10:59:56" (1/1) ... [2018-09-28 10:59:56,311 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 10:59:56,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:59:56,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-09-28 10:59:56,344 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-09-28 10:59:56,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 10:59:56,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:59:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:59:56,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:59:56,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:59:56,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-09-28 10:59:56,833 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-09-28 10:59:56,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 10:59:56,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:59:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:59:56,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:59:57,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:59:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-09-28 10:59:57,325 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-09-28 10:59:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 10:59:57,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:59:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:59:57,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:59:57,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:59:57,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-09-28 10:59:57,509 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-09-28 10:59:57,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 10:59:57,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:59:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:59:57,611 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:59:57,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:59:57,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-09-28 10:59:57,840 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-09-28 10:59:57,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 10:59:57,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:59:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:59:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:59:58,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:59:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2018-09-28 10:59:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2018-09-28 10:59:58,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 10:59:58,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:59:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:59:58,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:59:58,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:59:58,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-09-28 10:59:58,963 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-09-28 10:59:58,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 10:59:58,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:59:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:59:59,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:59:59,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:59:59,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-09-28 10:59:59,303 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-09-28 10:59:59,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 10:59:59,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:59:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:59:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:59:59,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:59:59,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2018-09-28 10:59:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2018-09-28 10:59:59,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 10:59:59,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:59:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:59:59,827 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:59:59,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:59:59,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2018-09-28 10:59:59,991 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2018-09-28 10:59:59,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 10:59:59,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:00,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:00,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2018-09-28 11:00:00,797 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2018-09-28 11:00:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:00:00,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:00,887 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:01,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:01,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2018-09-28 11:00:01,084 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2018-09-28 11:00:01,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:00:01,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:01,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:01,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2018-09-28 11:00:01,348 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2018-09-28 11:00:01,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:00:01,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:01,448 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:01,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:01,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2018-09-28 11:00:01,581 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2018-09-28 11:00:01,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:00:01,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:02,206 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:02,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:02,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-09-28 11:00:02,365 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-09-28 11:00:02,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 11:00:02,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:02,736 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:02,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2018-09-28 11:00:02,980 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2018-09-28 11:00:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 11:00:02,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:02,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:03,088 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:03,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:03,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2018-09-28 11:00:03,307 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2018-09-28 11:00:03,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 11:00:03,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:03,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:03,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2018-09-28 11:00:03,680 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2018-09-28 11:00:03,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 11:00:03,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:04,023 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:04,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:04,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2018-09-28 11:00:04,263 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2018-09-28 11:00:04,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 11:00:04,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:04,862 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 2 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:05,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:05,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2018-09-28 11:00:05,916 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2018-09-28 11:00:05,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 11:00:05,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:06,317 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:06,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:06,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 80 transitions. [2018-09-28 11:00:06,523 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2018-09-28 11:00:06,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 11:00:06,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:06,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:06,652 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:06,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2018-09-28 11:00:06,866 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2018-09-28 11:00:06,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 11:00:06,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:07,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:07,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 57 states and 86 transitions. [2018-09-28 11:00:07,309 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 86 transitions. [2018-09-28 11:00:07,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 11:00:07,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:07,427 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 2 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:08,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:08,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 89 transitions. [2018-09-28 11:00:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2018-09-28 11:00:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 11:00:08,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:08,266 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:08,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:08,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 61 states and 92 transitions. [2018-09-28 11:00:08,660 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 92 transitions. [2018-09-28 11:00:08,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 11:00:08,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:08,853 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 2 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:08,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:08,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 95 transitions. [2018-09-28 11:00:08,996 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2018-09-28 11:00:08,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 11:00:08,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:09,110 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:09,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:09,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2018-09-28 11:00:09,295 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2018-09-28 11:00:09,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 11:00:09,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:09,478 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 2 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:09,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:09,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 67 states and 101 transitions. [2018-09-28 11:00:09,634 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2018-09-28 11:00:09,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 11:00:09,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:09,838 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:10,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:10,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 69 states and 104 transitions. [2018-09-28 11:00:10,558 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2018-09-28 11:00:10,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 11:00:10,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:10,989 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 2 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:11,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:11,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 71 states and 107 transitions. [2018-09-28 11:00:11,166 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2018-09-28 11:00:11,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 11:00:11,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:11,744 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:11,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:11,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 110 transitions. [2018-09-28 11:00:11,931 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 110 transitions. [2018-09-28 11:00:11,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 11:00:11,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:12,143 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 2 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:12,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:12,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 75 states and 113 transitions. [2018-09-28 11:00:12,356 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2018-09-28 11:00:12,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 11:00:12,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:12,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:12,572 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:12,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:12,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 116 transitions. [2018-09-28 11:00:12,769 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2018-09-28 11:00:12,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 11:00:12,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:12,949 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 2 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:13,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 79 states and 119 transitions. [2018-09-28 11:00:13,160 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 119 transitions. [2018-09-28 11:00:13,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 11:00:13,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:13,338 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:13,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:13,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 81 states and 122 transitions. [2018-09-28 11:00:13,582 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 122 transitions. [2018-09-28 11:00:13,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 11:00:13,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:13,761 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 2 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:13,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:13,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 83 states and 125 transitions. [2018-09-28 11:00:13,996 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2018-09-28 11:00:13,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 11:00:13,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:14,168 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:14,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:14,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 85 states and 128 transitions. [2018-09-28 11:00:14,549 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 128 transitions. [2018-09-28 11:00:14,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 11:00:14,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:14,855 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 2 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:15,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:15,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2018-09-28 11:00:15,057 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2018-09-28 11:00:15,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 11:00:15,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:15,255 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:15,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:15,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-09-28 11:00:15,494 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-09-28 11:00:15,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 11:00:15,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:15,842 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 2 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-09-28 11:00:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-09-28 11:00:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 11:00:16,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:16,389 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-09-28 11:00:16,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:16,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-09-28 11:00:16,713 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-09-28 11:00:16,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 11:00:16,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:16,912 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-09-28 11:00:17,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:17,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 3 states and 2 transitions. [2018-09-28 11:00:17,352 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 2 transitions. [2018-09-28 11:00:17,352 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-28 11:00:17,353 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-09-28 11:00:17,363 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-09-28 11:00:17,373 INFO L202 PluginConnector]: Adding new model eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.09 11:00:17 ImpRootNode [2018-09-28 11:00:17,373 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-28 11:00:17,374 INFO L168 Benchmark]: Toolchain (without parser) took 21642.44 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 127.4 MB). Free memory was 1.5 GB in the beginning and 932.2 MB in the end (delta: 518.8 MB). Peak memory consumption was 646.2 MB. Max. memory is 7.1 GB. [2018-09-28 11:00:17,376 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. [2018-09-28 11:00:17,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.35 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. [2018-09-28 11:00:17,377 INFO L168 Benchmark]: Boogie Preprocessor took 49.28 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. [2018-09-28 11:00:17,377 INFO L168 Benchmark]: RCFGBuilder took 451.63 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-28 11:00:17,378 INFO L168 Benchmark]: CodeCheck took 21086.67 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 127.4 MB). Free memory was 1.4 GB in the beginning and 932.2 MB in the end (delta: 487.1 MB). Peak memory consumption was 614.5 MB. Max. memory is 7.1 GB. [2018-09-28 11:00:17,382 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, 21.0s OverallTime, 42 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -4 SDslu, -8 SDs, 0 SdLazy, -1431655800 SolverSat, -1431655756 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.4s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 9.0s InterpolantComputationTime, 1208 NumberOfCodeBlocks, 1208 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 1167 ConstructedInterpolants, 0 QuantifiedInterpolants, 160769 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 + 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 + 1) && 20 <= main_~edgecount~4 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 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 49.35 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 49.28 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 451.63 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * CodeCheck took 21086.67 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 127.4 MB). Free memory was 1.4 GB in the beginning and 932.2 MB in the end (delta: 487.1 MB). Peak memory consumption was 614.5 MB. 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.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-28_11-00-17-395.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/eureka_01.i_6.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-00-17-395.csv Received shutdown request...